The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1969)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1975)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1980)

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

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1993)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1994)

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

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

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

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2010)

Winter botany - Trelease, William, 1857 -1945 (The author, 1918)

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)

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 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)

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

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)

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

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 in Berkeley County, South Carolina - Chapman, Charles Sidney. (Gov't print. off, 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 Yale Forest in Tolland and Windham counties, Connecticut - Charles Lathrop Pack Forestry Foundation. (Yale University, 1945)

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

Zeitschrift für Botanik (1912)

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1919)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1989)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1874)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1882)