The birds of Rhode Island.

Mode of access: Internet.

Birds of South Dakota.

Bulletin, University of South Dakota, series XXI: no. 9. March, 1921.

Report on the birds of Pennsylvania : with special reference to the food habits, based on over three thousand stomach examinations /

Published by authority of the Commonwealth.

The birds of Surrey.

"Bibliography," p. [xv]-xix.

Our rarer birds : being studies in ornithology & oology /

Mode of access: Internet.

Catalogue of British Columbia birds.

Preface signed: Francis Kermode, curator.