1. Pennula ecaudata: F.W. Frohawk del. et lith.: West Newman imp. Collection: Hill Ornithology Collection Date: 1890 Format: Image Creator: Frohawk, Fredrick William (English painter, draftsman, and illustrator, 1861-1946) Engraver: F.W. Frohawk
2. Vestiaria coccinea: F.W. Frohawk del. et lith.: West Newman imp. Collection: Hill Ornithology Collection Date: 1890 Format: Image Creator: Frohawk, Fredrick William (English painter, draftsman, and illustrator, 1861-1946) Engraver: F.W. Frohawk
3. Columbia Livia or Rock Pigeon chart. Collection: Images from the Rare Book and Manuscript Collections Location: New York, New York, United States Date: 1890 Format: Image Creator: Darwin, Charles (English naturalist, 1809-1882)
4. English Carrier pigeon. Collection: Images from the Rare Book and Manuscript Collections Location: New York, New York, United States Date: 1890 Format: Image Creator: Darwin, Charles (English naturalist, 1809-1882)
5. English Pouter pigeon. Collection: Images from the Rare Book and Manuscript Collections Location: New York, New York, United States Date: 1890 Format: Image Creator: Darwin, Charles (English naturalist, 1809-1882)
6. English Barb pigeon. Collection: Images from the Rare Book and Manuscript Collections Location: New York, New York, United States Date: 1890 Format: Image Creator: Darwin, Charles (English naturalist, 1809-1882)
7. Entry from Bibliographical contributions (Harvard University. Library) ; 34. Collection: Images from the Rare Book and Manuscript Collections Location: Cambridge, MA Date: 1890 Format: Image Creator: Harvard University Library
8. Pigeon skulls comparative drawing. Collection: Images from the Rare Book and Manuscript Collections Location: New York, New York, United States Date: 1890 Format: Image Creator: Darwin, Charles (English naturalist, 1809-1882)
9. English Tumbler pigeon. Collection: Images from the Rare Book and Manuscript Collections Location: New York, New York, United States Date: 1890 Format: Image Creator: Darwin, Charles (English naturalist, 1809-1882)
10. African Owl pigeon. Collection: Images from the Rare Book and Manuscript Collections Location: New York, New York, United States Date: 1890 Format: Image Creator: Darwin, Charles (English naturalist, 1809-1882)