Drawing. Original illustrations for C.E. Beecher, 1902, Revision of the Phyllocaridae from the Chemung Formation (R.0119): Pennsylvania., 1902 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904…
Drawing. Scrapbook of original drawings of fossil and Recent invertebrates by C.E. Beecher; donated by Nancy Herzig (relative of Beecher) in Sept. 2005, 1882 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904…
Drawings, Illustrations, Photographs, 1888-1904 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904
Freshwater Gastropoda. 12 cards. Each of a species of Amnicola, Bythinella etc. The cards contain radual formula for each species., 1888-1904 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904…
Freshwater Gastropoda. 5 slips of tracing paper with figures of radula., 1888-1904 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904…
Freshwater Gastropoda. Archival material related to Beecher's work on freshwater mollusca., 1888-1904 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904…
Freshwater Gastropoda. Handwritten description of Hydrobia n.sp. Includes radula formula., 1888-1904 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904…
Freshwater Gastropoda. Handwritten description with radula formula for Amnicola dalli., 1888-1904 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904…
Freshwater Gastropoda. Handwritten paper titled "A new Species of Planorbis" by Beecher. Plamorbis costatus., 1888-1904 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904…
Freshwater Gastropoda. Numerous cards with radual formula, drawings etc. of various species of Amnicola, Bythinella, etc. Also there is a handwritten paper titled by Beecher as "Lingual Dentitions of American Fresh-Water Rissoidae.", 1888-1904 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Charles Emerson Beecher Archives, 1888-1904…