422,682 results within Organisation Internet Archive
Missouri Botanical Garden
Willey, Arthur, 1867-1942
Smithsonian Libraries
Hoffmann, C. K. 1841-1903
Smithsonian Libraries
Malacological Society of London
Field Museum of Natural History
Naturwissenschaftlich-medizinischer Verein in Innsbruck.
Smithsonian Libraries
Grube, Eduard, 1812-1880
Smithsonian Libraries
Packard, A. S. (Alpheus Spring), 1839-1905
Smithsonian Libraries
Smithsonian Libraries
Smithsonian Libraries
Thiele, Johannes, 1860-1935
Smithsonian Libraries
Société entomologique de France.
Field Museum of Natural History
Ritchie, James, 1864-1923
Smithsonian Libraries
Ritchie, James, 1864-1923
Smithsonian Libraries
Haddon, Alfred C. (Alfred Cort), 1855-1940
Smithsonian Libraries
Baudelot, Émile, 1834-1875
Smithsonian Libraries
Parker, W. B.
Missouri Botanical Garden
New York Botanical Garden
Société entomologique de France.
Field Museum of Natural History
Brefeld, Oscar, 1839-1925
New York Botanical Garden
New York Botanical Garden
Spruce, Richard, 1817-1893
New York Botanical Garden
New York Botanical Garden