Handbook of Nature-Study (Comstock), pages 129-32.
American Birds (Finley), pages 69-77; "Jack Crow."
The Crow and its Relation to Man (Kalmbach).
Outdoor Studies (Needham), pages 47-53; "Not so Black as he is Painted."
Tales from Birdland (Pearson), pages 128-52; "Jim Crow of Cow Heaven."
Our Backdoor Neighbors (Pellett), pages 181-98; "A Jolly Old Crow."
Our Birds and their Nestlings (Walker), pages 76-85; "The Children of a Crow."
The Story of Opal (Whiteley); "Lars Porsena."
Gray Lady and the Birds (Wright), pages 114-28.
Bird Lore, vol. 22 (1919), pages 203-04; "A Nation-Wide Effort to Destroy Crows."