23 books
Mosquitoes, Gnats, Craneflies, Midges and Flies of the Northern States (Classic Reprint)
The Fresh Water Fishes of New England and Those Ascending the Streams from the Sea (Classic Reprint)
The Turtles, Snakes, Frogs and Other Reptiles and Amphibians of New England and the North
A Guide to Find the Names of All Wildgrowing Trees and Shrubs of New England by Their Leaves