Poole's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Poole's Seed & Implement Co, 1930)

Popular gardening and fruit growing; An illustrated periodical devoted to horticulture in all its branches (Popular gardening publishing company, 1889)

Popular names of flowers, fruits, &c., as used in the county of Somerset and the adjacent parts of Devon, Dorset and Wilts - Macmillan, Alexander Stuart. (Western Gazette, 1922)

Portland Seed Co's catalogue : 1901 seeds and garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed Co, 1901)

Portland Seed Company complete seed annual, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed Company, 1929)

The practical garden-book, containing the simplest directions for the growing of the commonest things about the house and garden - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Grosset & Dunlap, 1906)

A practical guide to garden plants, containing descriptions of the hardiest and most beautiful annuals and biennials, hardy herbaceous and bulbous perennials, hardy water and bog plants, flowering and ornamental trees and shrubs, conifers; hardy ferns; hardy bamboos and other ornamental grasses. Also the best kinds of fruits and vegetables that may be grown in the open air in the British Isles with full and practical instruction as to culture and propagation - Weathers, John, 1867 -1928 (Longmans, Green, 1901)

A practical handbook of trees, shrubs, vines and herbaceous perennials - Kirkegaard, John (The Bullard company, 1912)

A practical handbook of trees, shrubs, vines and herbaceous perennials. Hardy and ornamental varieties, their characteristics, uses and treatment - Kirkegaard, John (Williams Bookstores Co, 1916)

A practical handbook of trees, shrubs, vines and herbaceous perennials - Kirkegaard, John (Williams Bookstores Co, 1916)

Practical observations on agricultural grasses and other pasture plants - Wilson, William, junior. (Simpkin, Marshall, & Co, 1889)

Practical plant propagation; an exposition of the art and science of increasing plants as practiced by the nurseryman, florist and gardener - Hottes, Alfred Carl, 1891 -1955 (A. T. De La Mare company, inc, 1922)

Precis Analytique des Travaux de l'Academie des Sciences, Belles-Lettres et Arts de Rouen - Académie des sciences, belles lettres & arts de Rouen (1859)

Preisverzeichnis 1937 u?ber Blumen- und Gemu?se-Samen zur Sommer- und Herbstaussaat / Otto Storbeck, Samenzu?chtereien - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Otto Storbeck, 1937)

Preliminary report on the alfalfa weevil. [Phytonomus posticus] - Webster, F. M. (Francis Marion), 1849 -1916 (Govt. print. off, 1912)

Price list - Eastern Nurseries. (Eastern Nurseries, 1908)

Price list. Spring 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Educational Supply Co, 1916)

Price list. Fall 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Educational Supply Co, 1916)

Price list - Eastern Nurseries. (Eastern Nurseries, 1909)

Price list - Eastern Nurseries. (Eastern Nurseries, 1912)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1905)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1906)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1909)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1912)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1913)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1914)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1915)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1916)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1920)

Price list. 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Bros. Co, 1919)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hollandia Gardens, 1926)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1918)

Price list. Fall 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1920)

Price list : 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (White Elm Nursery Co, 1914)

Price list : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1925)

Price list : 1930-1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coryell Nursery, 1930)

Price list - 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cass River Nurseries, 1934)

Price list, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1939)

Price list and cultural suggestions, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Colorado Seed Co, 1929)

Price list and cultural suggestions, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Colorado Seed Co, 1930)

Price list and cultural suggestions, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Colorado Seed Co, 1931)

Price list, autumn 1938 spring 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1938)

Price list : fall 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Educational Supply Co, 1915)

Price list : fall, 1915-spring, 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry S. Dawson, 1915)

Price list fall 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1922)

Price list fall 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1923)

Price list, fall 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1924)

Price list, fall 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1925)

Price list : fall 1927-spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coryell Nursery, 1927)

Price list, Fall 1929 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1929)

Price list, fall 1931 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1931)

Price list, fall 1932 - spring 1933 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1932)

Price list, fall 1933 - spring 1934 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1933)

Price list, fall 1934 - spring 1935 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1934)

Price list, fall 1935 spring 1936 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1935)

Price list, fall 1936 spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mecklenburg Nurseries, Inc, 1936)

Price list, fall 1936 spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1936)

Price list, fall 1936 spring 1937 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1936)

Price list : fall 1937 – spring 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1937)

Price list, fall 1937, spring 1938 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1937)

Price list : fall, 1938 spring, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chandler Landscape & Floral Co, 1938)

Price list, fall 1938, spring 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1938)

Price list, fall 1939, spring 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1939)

Price list : fall, 1940-spring, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1940)

Price list : fall, 1941-spring, 1942 : trees, shrubs, evergreens, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1941)

Price list, fall 1942–spring 1943 : trees, shrubs, evergreens, herbaceous perennials, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1942)

Price list, fall 1943–spring 1944 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1943)

Price list, fall 1944–spring 1945 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1944)

Price list, fall 1945–spring 1946 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1945)

Price list, fall 1946–spring 1947 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1946)

Price list, fall 1947–spring 1948 : trees, shrubs, evergreens, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1947)

Price list, fall 1948–spring 1949 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1948)

Price list, fall 1949–spring 1950 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1949)

Price list, fall 1950–spring 1951 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1950)

Price list, fall 1951, spring 1952 : roses, evergreens, Herbaceous perennials, shrubs, trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1951)

Price list, fall 1952, spring 1953 : trees, shrubs, roses, evergreens, Herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1952)

Price list, fall, 1953, spring, 1954 : shrubs, trees, Herbaceous perennials, roses, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1953)

Price list, fall, 1954, spring, 1955 : evergreens, shrubs, trees, herbaceous perennials, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1954)

Price list : fall '34, spring '35 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chandler Landscape & Floral Co, 1934)

Price-list for 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1920)

Price-list for fall and spring of 1909-1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joliet Nurseries, 1909)

Price list, hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1951)

Price list of Baker's high grade vegetable and flower seeds for 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker's Seed House, 1919)

Price list of gladiolus, dahlias and hardy flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Engel, 1930)

Price list of hardy herbaceous perennials and alpine plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Heurlin, 1903)

Price list of hardy New England grown plants for the home grounds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Windsor H. Wyman, 1910)

Price-list of hardy ornamental trees, hardy flowering shrubs, evergreens, roses, bulbs, herbaceous plants, fruits, etc. for parks, cemeteries, gardens and all public and private grounds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1904)

Price-list of hardy ornamental trees, hardy flowering shrubs, evergreens, roses, bulbs, herbaceous plants, fruits, etc. for parks, cemeteries, gardens and all public and private grounds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1908)

Price-list of hardy ornamental trees, hardy flowering shrubs, evergreens, roses, bulbs, herbaceous plants, fruits, etc. for parks, cemeteries, gardens and all public and private grounds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.R. Watson, 1910)

Price-list of hardy ornamental trees, hardy flowering shrubs, evergreens, roses, bulbs, herbaceous plants, fruits, etc. for parks, cemeteries, gardens and all public and private grounds. No. 89 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.R. Watson, 1912)

Price list of hardy ornamental trees, hardy flowering shrubs, evergreens, roses, bulbs, herbaceous plants, fruits, etc. for parks, cemeteries, gardens and all public and private grounds. No. 90 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.R. Watson, 1913)

Price-list of hardy ornamental trees, hardy flowering shrubs, evergreens, roses, bulbs, herbaceous plants, fruits, etc. for parks, cemeteries, gardens and all public and private grounds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1907)

Price list of nursery stock of the F. & F. Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1924)

Price list of specimen trees, shrubs, roses and fruit : fall 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1909)

Price list of specimen trees, shrubs, roses and fruit : fall 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1910)

Price list of specimen trees, shrubs, roses and fruit : fall 1907 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1907)

Price list of specimen trees, shrubs, roses and fruit : fall 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1912)

Price list of specimen trees, shrubs, roses and fruit : fall 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1911)

Price list of specimen trees, shrubs, roses and fruit : fall 1907 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1908)

Price list of specimen trees, shrubs, roses and fruit : Spring 1904 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1904)

Price list of specimen trees, shrubs, roses and fruit : spring 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1906)

Price list of specimen trees, shrubs, roses and fruit : spring 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1908)

Price list of specimen trees, shrubs, roses and fruit : spring 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1910)

Price list of specimen trees, shrubs, roses and fruit : spring 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1909)

Price list of specimen trees, shrubs, roses and fruit : spring 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1912)

Price list of specimen trees, shrubs, roses and fruit : spring 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1911)

Price list of specimen trees, shrubs, roses and fruit : spring 1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1913)

Price list of specimen trees, shrubs, roses and fruit : Spring 1904 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1905)

Price list of the American Nursery Company - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Nursery Co, 1927)

Price list of the American Nursery Company - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Nursery Co, 1926)

Price list of the Southern California Acclimatizing Association - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southern California Acclimatizing Association, 1914)

Price list of trees, shrubs and plants grown and handled "the Andorra way" : spring 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Warner Harper, 1915)

Price list of trees, shrubs and plants grown and handled "the Andorra way" : spring 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Warner Harper, 1914)

Price list of trees, shrubs and plants grown and handled "the Andorra way" : spring 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Warner Harper, 1916)

Price list [of] trees, shrubs, evergreens, vines, roses, herbaceous perennials : spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1928)

Price list of trees, shrubs, plants and evergreens. Spring 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Warner Harper, 1919)

Price list of trees, shrubs, plants and evergreens : spring 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Warner Harper, 1918)

Price list of trees, shrubs, roses and fruit : fall 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andorra Nurseries, 1903)

Price list of trees, shrubs, roses and plants : complete landscape service - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Company, 1920)

Price list of White Elm Nursery Company for 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (White Elm Nursery Company, 1925)

Price list of White Elm Nursery Company for 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (White Elm Nursery Company, 1927)

Price list on lining out stock : fall 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Naperville Nurseries, 1926)

Price list on lining out stock : spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Naperville Nurseries, 1926)

Price list : spring, 1914-fall, 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry S. Dawson, 1914)

Price list : Spring 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1920)

Price list spring 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1921)

Price list spring 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1922)

Price list spring 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1923)

Price list, spring 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1924)

Price list, spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1925)

Price list : spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1925)

Price list, spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1926)

Price list spring 1926 [of] shrubs, vines and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Young's Aurora Nurseries, 1926)

Price list, Spring 1929 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1929)

Price list : spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Framingham Nurseries, 1930)

Price list, Spring 1930 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1930)

Price list, spring 1931 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1931)

Price list, spring 1932 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1932)

Price list supplementing our descriptive catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairfax Farms Nursery, 1926)

Price list. trees, shrubs, evergreens, vines, roses and herbaceous perennials. Fall 1919 - Spring 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1919)

Prince's annual catalogue of fruit and ornamental trees and plants : cultivated and for sale at the Linnaean Botanic Garden & Nurseries, Flushing, Long Island, near New-York. All orders are to be addressed only to Wm. R. Prince & Co. only, no other resident of Flushing being authorized to receive any orders whatever for this establishment - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1841)

Prince's select catalogue of roses, bulbous flowers, dahlias, herbaceous flowering plants, etc - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1854)

Prince's select catalogue of the unrivaled collection of roses, carnations, chrysanthemums, phlox, iris, double sweet williams, hollyhocks - Wm. R. Prince & Co. (Baker and Godwin, 1857)

Prince's select catalogue : roses, herbaceous flowering plants, &c - Wm. R. Prince & Co. (Wm. R. Prince & Co)

Princeton Nurseries, Princeton, New Jersey [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1928)

Principia botanica: or, A concise and easy introduction to the sexual botany of Linnaeus ... Arranged in a tabular form, under each class and order; and digested alphabetically under several generic distinctions. Together with three indexes ... Also a table of several vegetable drugs not in the indexes ... - Darwin, Robert Waring, 1724 -1816 (Printed and sold by M. Hage; [etc., etc.], 1810)

Principles of soil microbiology - Waksman, Selman A. (Selman Abraham), 1888 -1973 (Williams & Wilkins, 1927)

Proceedings - Dorset Natural History; Archaeological Society.

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1950)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1962)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1891)

Proceedings of the annual convention of the society of American Florists - Society of American Florists; Ornamental Horticulturists. (Society of American Florists and Ornamental Horticulturalists, 1885)

Proceedings of the Botanical Society of the British Isles - Botanical Society of the British Isles. (1954)

Proceedings of the Botanical Society of the British Isles - Botanical Society of the British Isles. (1956)

Proceedings of the Botanical Society of the British Isles - Botanical Society of the British Isles. (1960)

Proceedings of the Botanical Society of the British Isles - Botanical Society of the British Isles. (1963)

Proceedings of the Botanical Society of the British Isles - Botanical Society of the British Isles. (1965)

Proceedings of the Bournemouth Natural Science Society - Bournemouth Natural Science Society (1959)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1949)