29 books
Manual of the Families and Genera of North American Diptera (Classic Reprint)
Manual of the Families and Genera of North American Diptera (Large Text Classic Reprint)
The Osteology of the Reptiles (Classic Reprint)
Synopsis of the North American Syrphidæ (Classic Reprint)
Manual of North American Diptera (Classic Reprint)
Manual of North American Diptera (Large Text Classic Reprint)
The Evolution of Vertebrae, And, the Osteology of Some American Permian Vertebrates, III (Classic Reprint)
Water Reptiles of the Past and Present (Classic Reprint)
On the Diptera of St. Vincent
The Osteology of the Reptiles - Scholar's Choice Edition
Synopsis of the North American Syrphidae - Primary Source Edition
The Osteology of the Reptiles - Primary Source Edition
Manual of North American Diptera - Primary Source Edition
North American Conopidae; Stylogaster, Dalmannia, Oncomyia
Synopsis of the North American Syrphidae (Volume 31)
The Osteology of the Reptiles
American Permian Vertebrates
Permo-Carboniferous Vertebrates from New Mexico
Water Reptiles of the Past and Present
Synopsis of the Families and Genera of North American Diptera; Exclusive of the Genera of the Nematocera and Muscidae, with Bibliography and New Species, 1878-88
North American Plesiosaurs
Synopsis of the Families and Genera of North American Diptera
Manual of North American Diptera
Fam. Syrphidae