BioStor
 | Descriptions of two new birds from Alabama A H Howell (1913) Proceedings of The Biological Society of Washington 26: 199-202 |
 | Changes in the A. O. U. Check-List of North American Birds Proposed Since the Publication of the Sixteenth Supplement (1916) The Auk 33: 425-431 |
 | Birds of the Washington Region M T Cooke (1921) Proceedings of The Biological Society of Washington 34: 1-21 |
 | Natural history of Plummers Island, Maryland. IV. Birds A K Fisher (1935) Proceedings of The Biological Society of Washington 48: 159-167 |