Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1887)

Die Naturwissenschaften - Gesellschaft Deutscher Naturforscher und Ärzte. (Springer-Verlag, 1913)

Naturwissenschaftliche Rundschau : wöchentliche Berichte über die Fortschritte auf dem Gesammtgebiete der Naturwissenschaften (Druck und verlag von Friedrich Vieweg und Sohn, 1898)

Naturwissenschaftliche Wochenschrift - Deutsche Gesellschaft für Volkstümliche Naturkunde in Berlin. (G. Fischer [etc.], 1890)

Naturwissenschaftliche Wochenschrift - Deutsche Gesellschaft für Volkstümliche Naturkunde in Berlin. (G. Fischer [etc.], 1894)

Naturwissenschaftliche Wochenschrift - Deutsche Gesellschaft für Volkstümliche Naturkunde in Berlin. (G. Fischer [etc.], 1907)

Naturwissenschaftliche Wochenschrift - Deutsche Gesellschaft für Volkstümliche Naturkunde in Berlin. (G. Fischer [etc.], 1915)

Nellis' floral instructor and priced catalogue for 1880 - A.C. Nellis & Company (Canajoharie, N.Y.) (A.C. Nellis & Company, 1880)

The Nelson book [of] trees, hardy shrubs and flowers : landscapes without waiting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swain Nelson and Sons Co, 1919)

The Nelson book [of] trees, hardy shrubs and flowers : landscapes without waiting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swain Nelson and Sons Co, 1922)

The Nelson book [of] trees, hardy shrubs and plants : landscapes without waiting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swain Nelson and Sons Co, 1926)

The Nelson book [of] trees, hardy shrubs and plants : landscapes without waiting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swain Nelson & Sons Co, 1924)

Nelson's trees and shrubs for landscapes without waiting : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swain Nelson and Sons Co, 1915)

Nelson's trees and shrubs for landscapes without waiting : 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swain Nelson and Sons Co, 1914)

Neue allgemeine deutsche Garten- und Blumenzeitung - Mettler, Rudolph. (G. Heubel's Buch- und Kunsthandlung, 1847)

New descriptive price list : fall 1913, spring 1914 of the fruit, ornamental trees, vines, plants, etc., etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.B. Watkins & Brother, 1913)

The New England farmer (J. Nourse, 1848)

New England Nurseries 1933 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1933)

The New England Nurseries Company [catalog], Bedford, Massachusetts - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1915)

The New England Nurseries Company [catalog], Bedford, Massachusetts - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1916)

The New England Nurseries, Incorporated : hardy trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, Incorporated, 1912)

New England Nurseries price list, spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1934)

New England's coldest nursery catalog and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitchell Nurseries, Inc, 1933)

New England trees & plants 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, Incorporated, 1910)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1912)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1913)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1914)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1915)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1916)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1917)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1918)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1919)

New floral guide - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company, 1920)

New floral guide : 1901 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1901)

New floral guide : 1902 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1902)

New floral guide : 1910 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1909)

New floral guide : 1910 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1910)

New floral guide : 1910 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1914)

New floral guide : 1912 combined with how to grow roses - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1912)

New floral guide : 1913 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1913)

New floral guide : spring 1898 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1912)

New floral guide : spring 1898 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1913)

New floral guide : spring 1898 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1914)

New floral guide : spring 1898 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Co, 1916)

New floral guide, spring, 1908 - Conard & Jones Co. (West Grove, Pa.) (Conard & Jones Company], 1908)

The new gardening: a guide to the most recent developments in the culture of flowers, fruits, and vegetables - Wright, Walter P. (Walter Page), 1864 -1940 (Doubleday, Page and company, 1913)

New money for you! : giver your trade greater value, better stock is easier sold - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Conard-Pyle Co, 1930)

New orchard varieties, up-to-date floral creations, everything of merit in the horticultural line ... - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (M.H. Harman Company, 1906)

New planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1938)

New, rare and beautiful plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Siebrecht & Son, 1900)

New rare and beautiful plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rose Hill Nurseries, 1897)

Nineteen-thirteen Meehan - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1913)

Nineteen-twenty catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1920)

Nippon Shokubutsumeii : or nomenclature of Japanese plants in Latin, Japanese and Chinese - Matsumura, Jinzo, 1856 -1928 (Z.P. Maruya, 1884)

Noms indigènes d'un choix de plantes du Japon et de la Chine : déterminés d'après les échantillons de l'herbier des Pays-Bas - Hoffmann, Johann Joseph, 1805 -1878 (Imprimerie Impériale, 1853)

The North American Pyrenomycetes. A contribution to mycologic botany - Everhart, B. M. (Benjamin Matlack), 1818 -1904 (Ellis & Everhart, 1892)

Notable flowers to brighten your garden, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bristol Nurseries, Inc, 1935)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1888)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1887)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1893)

Novelties & general catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Manda, Inc, 1916)

Novelties and specialties - Manda, W.A., Inc. (W.A. Manda, Inc, 1915)

Novelties for spring and fall of 1900 and condensed price-list of Reading Nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reading Nursery, 1900)

November 1931 seed for nurserymen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1931)

The nursery-book : a complete guide to the multiplication of plants - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1907)

The nursery-book; a complete guide to the multiplication of plants ... - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan Co, 1914)

The nursery-book : a complete guide to the multiplication of plants - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan co, 1913)

The nursery-book; a complete guide to the multiplication of plants - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan Company, 1901)

Nursery catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloodgood Nurseries, 1912)

The nursery-manual; a complete guide to the multiplication of plants - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1920)

Nursery stock brokerage list : Dec. 1st, 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1927)

Nursery stock bulbs for fall planting : Autumn 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo & Co, 1928)

Nursery stock of distinction, complete landscape department : price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nurseries, 1943)

Nursery stock of distinction, complete landscape department - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nurseries, 1938)

Nursery stock of distinction, complete landscape department - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nursery, 1937)

Nursery stock of distinction, complete landscape department - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nurseries, 1940)

Nursery stock seeds planting guide : price list spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo & Co, 1925)

Oak brand shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Conard-Pyle Co, 1925)

Observations on the flora of Japan - Queiroz, Margareth M. C. (1901)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1876)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1902)

Oesterreichisches botanisches Wochenblatt ([L.W. Seidel], 1851)

Offer No. 59, November 1st, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, inc, 1930)

Offer No. 62 : February, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, inc, 1931)

Offer No. 66 : March, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, inc, 1931)

Old Colony Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1897)

Old Colony Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1901)

Old Colony Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1902)

Old Colony Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1899)

Old Colony Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1900)

Old Colony Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1903)

Old Colony Nurseries Incorporated [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1914)

Old Colony Nurseries Incorporated [catalog] : 1840-1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nurseries, 1915)

Old friends and new catalogue : trees, flowers, fruits fall, 1920 and winter, 1920-1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1920)

"On gardening" - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (1938)

"On gardening" - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (1937)

On the movements and habits of climbing plants - Darwin, Charles, 1809 -1882 (Longman, Green, Longman, Roberts & Green and Williams and Norgate, 1865)

On the study and value of Chinese botanical works : with notes on the history of plants and geographical botany from Chinese sources - Bretschneider, E. (Emil), 1833 -1901 (1871)

One-hundred and ninth annual catalogue of high class seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1910)

Opera e periodicis collata - Vries, Hugo de, 1848 -1935 (A. Oosthoek, 1918)

Florist's journal (How and Parsons, 1847)

Ornamental and fruit tree catalogue : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, 1926)

Ornamental gardening for Americans. A treatise on beautifying homes, rural districts, towns, and cemeteries - Long, Elias A., 1849 -1917 (Orange Judd, 1885)

Ornamental hardy plants of the better class : spring 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1906)

Ornamental Nurseries : catalogue of shade and ornamental trees, shrubs, vines, roses, perennial plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1908)

Ornamental nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jewell Nursery Co, 1916)

Ornamental nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jewell Nursery Co, 1912)

Ornamental trees & plants : no. 2 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Maple Avenue Nurseries, 1901)

Ornamental trees and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thaddeus N. Yates & Co, 1915)

Ornamental trees and plants for home grounds and other landscape gardening, fruit trees for commercial orchards and home gardens : No. 127 price list, fall 1927-spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz' Sons & Co, 1927)

Ornamental trees, shrubs, evergreens, roses, vines, water-lilies, fruit trees, small fruits, herbaceous plants, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Montrose Nurseries, 1908)

Ornamental trees, shrubs, roses, vines, evergreens, plants, fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1917)

Ornamental trees, shrubs, roses, vines, evergreens, plants, fruits, etc. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1918)

Ornithological science - Nihon Chogakkai (Ornithological Society of Japan, 2002)

Our country home; how we transformed a Wisconsin woodland - Hutchinson, Frances Kinsley, 1857 -1936. (A.C. McClurg & co, 1907)

Our garden flowers; a popular study of their native lands, their life histories, and their structural affiliations - Keeler, Harriet L. (Harriet Louise), 1846 -1921 (C. Scribner's Sons, 1910)

Our new guide : autumn 1896 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Dingee & Conard Co, 1898)

Our new guide to rose culture and bulb growing : fall 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Dingee & Conard Co, 1908)

Outlines of classification and special morphology of plants - Goebel, K. (Karl), 1855 -1932 (Clarendon Press, 1887)

Outlines of classification and special morphology of plants - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1887)

Outlines of course of instuction in agricultural nature study for the rural schools of California - California Agricultural Experiment Station. (1923)

Oxford gardens, based upon Daubeny's Popular guide to the physick garden of Oxford: with notes on the gardens of the colleges and on the University park - Gunther, R. T. (Robert Theodore), 1869 -1940 (Parker & son; [etc., etc.], 1912)

Oxford gardens. Based upon Daubeny's Popular guide to the physick garden of Oxford : with notes on the gardens of the colleges and on the University Park - Gunther, R. T. (Robert Theodore), 1869 -1940 (Parker, 1912)

Pamphlets on silviculture (1899)

Park and cemetery - Haight, R. J. (Rufus J.) (R.J. Haight, 1897)

Park and cemetery - Haight, R. J. (Rufus J.) (R.J. Haight, 1898)

Park and cemetery - Haight, R. J. (Rufus J.) (R.J. Haight, 1899)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1902)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1904)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1906)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1909)

Park's autumn list of bulbs, plants and seeds : autumn of 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1914)

Park's floral guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1909)

Park's floral guide : 1902 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1902)

Park's floral guide 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1903)

Park's floral guide : 1904 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1904)

Park's floral guide : 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1914)

Park's floral guide for 1907 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1907)

Park's floral guide for 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1908)