United States

Type specimens of birds in the United States National Museum

Life histories of North American cardinals, grosbeaks, buntings, towhees, finches, sparrows, and allies. Order Passeriformes : family Fringillidae

A study of the crested tinamous of Argentina

A study of the spotted tinamous and the pale spotted tinamous of Argentina

Toxicity of lead and proposed substitute shot to mallards

American peregrine falcon and Arctic peregrine falcon

Herons of the United States

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