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, 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 Pennsylvania - Simmons, Roger Edwin. (W. S. Ray, state printer, 1914)

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

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

The woods and by-ways of New England - Flagg, Wilson, 1805 -1884 (J.R. Osgood, 1872)

The woods of the United States - Sargent, Charles Sprague, 1841 -1927 (D. Appleton and company, 1885)

The woods of the United States : with an account of their structure, qualities and uses ; with geographical and other notes upon the trees which produce them - Sargent, Charles Sprague, 1841 -1927 (Appleton, 1885)

The woods of the United States - Sargent, Charles Sprague, 1841 -1927 (D. Appleton and Co, 1885)

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)

Woody plants of the western national parks; containing keys for the identification of trees and shrubs - Bailey, Harold Edwards, 1906 - (University Press, 1949)

The World List of Threatened Trees (1998)

[Wyman's Framingham Nurseries materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1915)

[Wyman's Framingham Nurseries materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1918)

[Wyman's Framingham Nurseries materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1922)

The Yale Forest in Tolland and Windham counties, Connecticut - Charles Lathrop Pack Forestry Foundation. (Yale University, 1945)

A year among the trees; or, The woods and by-ways of New England - Flagg, Wilson, 1805 -1884 (Estes and Lauriat, 1881)

A year among the trees; or, The woods and by-ways of New England - Flagg, Wilson, 1805 -1884 (Educational Pub. Co, 1890)

Year book Section II, No. 37 a complete catalog of evergreen shrubs, trees, vines, annuals, perennials, roses, peonies, iris, phlox, gladioli, dahlias & accessories - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Little Tree Farms, 1927)

Year book for 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Co, 1922)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1894)

you hua zhi wu ke zhi shuang zi ye zhi wu - Hutchinson, J. (John) 1884 -1972 (shang wu yin shu guan)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1861)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1905)

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)

Zeitschrift für systematische hymenopterologie und dipterologie ([s.n.], 1901)

zhi wu fen lei xue jian bian - Hu, Xiansu (gao deng jiao yu chu ban she)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1928)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1930)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1885)