Black Headed Grosbeak

The birds of North America New York :Published under the auspices of the Natural Science Association of America,1903. biodiversitylibrary.org/page/35159785

The birds of North America New York :Published under the auspices of the Natural Science Association of America,1903. biodiversitylibrary.org/page/35159877

Birds of the Pacific coast New York,G. P. Putnam's sons,1923. biodiversitylibrary.org/page/7554559

The birds of America :. New York :J.B. Chevalier,1840-1844.. biodiversitylibrary.org/page/40384087