Massachusetts Daily Field Card, 8-1/2 x 11" (PDF)
Massachusetts Daily Field Card, 8-1/2 x 5-1/2" (PDF)
Massachusetts Avian Records Committee Official State List (text file)
American Birding Association North American List (text file - old taxonomy)
American Ornithologists' Union - 45th Supplement
Banding Codes: 4-letter codes for bird species (text file)
List of Massachusetts cities and towns with county (text file)
List of Massachusetts communities and location (text file)