Wholesale price list : spring 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1948)

Wholesale price list : spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1949)

Wholesale price list : spring 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1953)

Wholesale price list : spring 1954 : specialists in Canada hemlock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Curtis Nurseries, 1954)

Wholesale price list : spring 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1955)

Wholesale price list : spring 1955 : specialists in Canada hemlock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Curtis Nurseries, 1955)

Wholesale price list : spring 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1957)

Wholesale price list : spring, 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis Nursery Company, 1958)

Wholesale price list : spring 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1958)

Wholesale price list to the trade, 1929-1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, 1929)

Wholesale price list to the trade, 1931-1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, Incorporated, 1931)

Wholesale price list to the trade only - White Nurseries. (White Nurseries, 1949)

Wholesale price list. trees, shrubs, everything worth planting. Spring 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Kelsey Nursery Co, 1916)

Wholesale price list : winter 1935, January 10 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis Nursery Co, 1935)

Wholesale price list : winter 1938, January 20 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis Nursery Co, 1938)

Wholesale summer trade list : July 1, 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1958)

Wholesale surplus list : for the trade only. number two - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Nurseries, 1920)

Wholesale surplus list, spring 1940, for the trade only : conifers, broad leaved evergreens, deciduous shrubs, shade trees, hedge plants, vines, lining out stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fraser Nurseries, Incorporated, 1940)

Wholesale trade list - Bay State Nurseries. (The Nurseries, 1919)

Wholesale trade list. Spring 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1950)

Wholesale trade list. Spring 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1951)

Wholesale trade list. Spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1949)

Wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry S. Dawson, 1912)

Wholesale trade-list : 1912 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1912)

Wholesale trade-list : 1914 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1914)

Wholesale trade list : August 1, 1961 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1961)

Wholesale trade list : August 11, 1960 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1960)

Wholesale trade list : Eastern Nurseries fall, 1910-spring, 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry S. Dawson, 1910)

Wholesale trade list : Eastern Nurseries spring, 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry S. Dawson, 1912)

Wholesale trade list : fall 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Co, 1926)

Wholesale trade list : fall 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1928)

Wholesale trade list : fall 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Co, 1928)

Wholesale trade list : fall 1929 : ornamentals, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Co, 1929)

Wholesale trade list, fall 1933 spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1933)

Wholesale trade list : fall 1940 spring 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Naperville Nurseries, Inc, 1940)

Wholesale trade list : fall 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1962)

Wholesale trade list : fall 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1963)

Wholesale trade list : fall 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1964)

Wholesale trade list : fall of 1934, September 21 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis Nursery Co, 1934)

Wholesale trade list : July 24, 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1959)

Wholesale trade-list, nineteen thirty-one - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.N. Pierson, Incorporated, 1931)

Wholesale trade-list, nineteen thirty-two - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.N. Pierson, Incorporated, 1932)

Wholesale trade list : November 24, 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1959)

Wholesale trade list : November 24, 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1962)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : fall, 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1947)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees and shrubs, and evergreens : spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1934)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1953)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1952)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1951)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1950)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1946)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : fall 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1948)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1948)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1947)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1943)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens, 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1944)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1949)

Wholesale trade list of hardy native lilies, orchids, ferns, aquatic and bog plants, wild flowers, deciduous trees, shrubs and evergreens : spring, 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1945)

Wholesale trade list of the F. & F. Nurseries. Fall 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1919)

Wholesale trade list of the F. & F. Nurseries. Spring 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1920)

Wholesale trade list of the F. & F. Nurseries and Princeton Nurseries, Wm. Flemer's Sons, props. for nurserymen and dealers : Spring 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1922)

Wholesale trade list of the Princeton Nurseries, Princeton, New Jersey, and the F. & F. Nurseries, Springfield, N. J., Wm. Flemer's Sons, proprietors : Spring nineteen twenty-two - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1922)

Wholesale trade list on lining out stock : fall 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Naperville Nurseries, 1927)

Wholesale trade list : season 1921-1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1921)

Wholesale trade-list, season of 1899-1900 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1899)

Wholesale trade-list, season of 1900-1901 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1901)

Wholesale trade-list : season of 1901-1902 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1902)

Wholesale trade-list : season of 1901-1902 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1903)

Wholesale trade-list : season of 1907-1908 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1908)

Wholesale trade-list : season of 1909-1910 - Biltmore Nursery (Biltmore, N.C.) (Biltmore Nursery, 1909)

Wholesale trade list : spring 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Steele's Shrewsbury Nurseries, 1924)

Wholesale trade list : spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Co, 1926)

Wholesale trade list : spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Co, 1927)

Wholesale trade list : spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willadean Nurseries, Inc, 1927)

Wholesale trade list : spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Co, 1928)

Wholesale trade list : spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willadean Nurseries, Inc, 1928)

Wholesale trade list : spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Co, 1929)

Wholesale trade list : spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1961)

Wholesale trade list, spring 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Brown Deer Nurseries, 1958)

Wholesale trade list : spring 1967 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1966)

Wholesale winter trade list : winter 1958-1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1958)

Wiener entomologische Zeitung (E. Reitter [etc.], 1882)

Wiener illustrirte garten-zeitung

Wiener illustrirte Garten-Zeitung - Kaiserlich-Königliche Gartenbau-Gesellschaft in Wien. (W. Frick, 1887)

Wild bird guests, how to entertain them : with chapters on the destruction of birds, their economic and aesthetic values, suggestions for dealing with their enemies, and on the organization and management of bird clubs - Baynes, Ernest Harold, 1868 -1925 (Dutton, 1915)

Wild bird guests; how to entertain them; with chapters on the destruction of birds, their economic and aesthetic values, suggestions for dealing with their enemies, and on the organization and management of bird clubs - Baynes, Ernest Harold, 1868 -1925 (E. P. Dutton & Company, 1915)

Wild flowers, ornamentals, trees, shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pavek Nursery, 1951)

Wild flowers, perennials, rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gunther Gardens, 1929)

Wild medicinal plants of the United States - United States. Bureau of Plant Industry. (G.P.O, 1906)

Wild native flowering plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1958)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1957)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1955)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1956)

Wild native flowering plants : ornamental shrubs and trees, evergreens, perennials, ferns and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Three Laurels, 1950)

William Brewster correspondence. Letters from Robert Ridgway - Ridgway, Robert, 1850 -1929 (1906)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1895)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1950)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1956)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1957)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1974)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1976)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1979)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1981)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1985)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1986)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1990)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1992)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1999)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 2000)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 2002)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 2003)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2006)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2007)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2008)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2009)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2011)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2012)

Winter and spring trade price list : 1924 - Roeding, George Christian, 1868 -1928 (California Nursery Co, 1924)

Winter bargain list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Couch Bros. Nursery Company, 1940)

Winter botany, a companion volume to the author's Plant materials of decorative gardening - Trelease, William, 1857 -1945 (Trelease, 1918)

Winter botany, a companion volume to the author's Plant materials of decorative gardening - Trelease, William, 1857 -1945 (The author, 1918)

Winter trade list. December 11, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1942)

Winter wholesale trade list : Nov. 27, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1936)

Wisconsin forest statistics, 1983 - Raile, Gerhard K. (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1985)

Wisconsin forest statistics, 1996 - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1997)

Wisconsin's 1968 timber resource–a perspective - Spencer, John S. (North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1972)

Wisconsin's forest resources - Lake States Forest Experiment Station (Saint Paul, Minn.) (Lake States Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1961)

Wisconsin's fourth forest inventory, 1983 - Spencer, John S. (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1988)

Wisconsin's fourth forest inventory : area - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1986)

Wisconsin timber industry : an assessment of timber output trends - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1985)

Wisconsin timber industry : an assessment of timber product output and use - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1989)

With the trees - Going, Maud, 1859 -1925 (Baker & Taylor Co, 1903)

Wm. Flemer's Sons Inc., F. & F. Nurseries-Princeton Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Flemer's Sons Inc, 1928)

Wood; a manual of the natural history and industrial applications of the timbers of commerce - Boulger, George Simonds, 1853 -1922 (E. Arnold, 1908)

Wood and forest - Noyes, William, 1862 -1928 (The Manual arts press, 1921)

Wood and forest - Noyes, William, 1862 -1928 (The Manual arts press, 1912)

Wood and forest - Noyes, William, 1862 -1928 (Manual arts press, 1912)

Wood-Howell Nurseries price list, spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood-Howell Nurseries, 1933)

Wood, a manual of the natural history and industrial applications of the timbers of commerce - Boulger, George Simonds, 1853 -1922 (E. Arnold, 1902)

Wood-using industries and national forests of Arkansas - Maxwell, Hu, 1860 -1927 (U.S. Dept. of Agriculture, Forest Service, 1912)

Wood-using industries of Quebec - Doucet, J. André (J. de Labroquerie Taché, printer to the King's most excellent Majesty, 1918)

Woodland conservation for teachers in Iowa, Illinois, Indiana, and Ohio - United States. Forest Service. ([s.n.], 1955)

Woodpeckers in relation to trees and wood products - McAtee, W. L. (Waldo Lee) 1883 -1962 (U.S. Dept. of Agriculture, Biological Survey, 1911)

Woody plants in winter; a manual of common trees and shrubs in winter in the Northeastern United States and southeastern Canada - Ammons, Nelle P. 1889 - (Boxwood Press, 1958)

The woody plants of Kentucky - Garman, Harrison, 1858 - (Kentucky Agricultural Experiment Station of the State University, 1913)

A working plan for forest lands in Berkeley County, South Carolina - Chapman, Charles Sidney. (U.S. Dept. of Agriculture, Bureau of Forestry, 1905)

A working plan for forest lands near Pine Bluff, Arkansas - Olmsted, Frederick Erskine, 1872 -1925 (U.S. Dept. of Agriculture, Bureau of Forestry, 1902)

The world's commercial products : a descriptive account of the economic plants of the world and of their commercial uses - Freeman, William George, 1874 - (Morang, 1907)

The world's commercial products; a descriptive account of the economic plants of the world and of their commercial uses - Wilson, Ernest Henry, 1876 -1930 (Sir I. Pitman and sons, limited, 1907)

wu ran lv hua zhi wu 污染绿化植物 - Jiang su sheng zhi wu yan jiu suo 江苏省植物研究所 (ke xue chu ban she chu ban 科学出版社出版, 1978)

Wyman's garden book, 1939 - Framingham Nurseries, Framingham, Mass. (Wyman's Framingham Nurseries, 1938)

Wyman's Garden Center : 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyman's Framingham Nurseries, 1949)

Wyman's Garden Center : 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyman's Framingham Nurseries, 1950)

Wyman's garden center and nurseries : 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyman's Framingham Nurseries, 1952)

xin jiang sheng wu duo yang xing - Yuan, Guoying (xin jiang ke xue ji shu chu ban she, 2008)