41. House Wren: Passeriformes Troglodytidae, Troglodytes aedon, p. 300. Collection: Hill Ornithology Collection Date: 1827 Format: Image Creator: Audubon, John James (American painter and naturalist, 1785-1851)
42. Barn Swallow.: Passeriformes Hirundinidae, Hirundo rustica, 277. Collection: Hill Ornithology Collection Date: 1827 Format: Image Creator: Audubon, John James (American painter and naturalist, 1785-1851)
43. Arctic Tern.: Charadriiformes Laridae, Sterna paradisaea. Collection: Hill Ornithology Collection Date: 1827 Format: Image Creator: Audubon, John James (American painter and naturalist, 1785-1851)
44. American Black Duck [Dusky Duck]: Anas obscura. Collection: Hill Ornithology Collection Date: 1827 Format: Image Creator: Audubon, John James (American painter and naturalist, 1785-1851)
45. Wood Duck [Summer or Wood Duck]: Anas sponsa, 65. Collection: Hill Ornithology Collection Date: 1827 Format: Image Creator: Audubon, John James (American painter and naturalist, 1785-1851)
46. 3/4: Ridgway's Petrel.: Oceanodroma cryptoleucura.: J.G. Keulemans del et lith.: Mintern Bros. imp Collection: Hill Ornithology Collection Date: 1871 Format: Image Creator: Keulemans, Johannes Gerardus (Dutch painter and printmaker, 1842-1912, active in England) Engraver: J.G. Keulemans
47. 1/3: Scared Ibis: IbisÆthiopica: J.G. Keulemans del et lith.: Mintern Bros. imp Collection: Hill Ornithology Collection Date: 1871 Format: Image Creator: Keulemans, Johannes Gerardus (Dutch painter and printmaker, 1842-1912, active in England) Engraver; Engraver: J.G. Keulemans
48. Blue-cheeked Bee-eater.: Merops persicus.: J.G. Keulemans lith.: Hanhart imp. Collection: Hill Ornithology Collection Date: 1871 Format: Image Creator: Keulemans, Johannes Gerardus (Dutch painter and printmaker, 1842-1912, active in England) Engraver: J.G. Keulemans
49. Common Kingfisher: Alcedo ispida: J.G. Keulemans del.: Mintern Bros. imp. Collection: Hill Ornithology Collection Date: 1871 Format: Image Creator: Keulemans, Johannes Gerardus (Dutch painter and printmaker, 1842-1912, active in England) Engraver: J.G. Keulemans
50. Red-throated Blue Bee-eater: Melittophagus muelleri.: J.G. Keulemans lith.: Hanhart imp. Collection: Hill Ornithology Collection Date: 1884 Format: Image Creator: Keulemans, Johannes Gerardus (Dutch painter and printmaker, 1842-1912, active in England) Engraver: J.G. Keulemans