The Hummingbirds of Canada and the U.S.A. (and the West Indies)

EDWARDS, Ernest P.

The Hummingbirds of Belize and Guatemala/Los Colibries de Belize y Guatemala

EDWARDS, Ernest P.

The Hummingbirds of Costa Rica / Los Colibries de Costa Rica

EDWARDS, Ernest P.

The Hummingbirds of Panama / Los Colibries de Panama

EDWARDS, Ernest P.

The Hummingbirds of North and Middle America: A Checklist and Compact Field Guide / Colibries

Edwards, Ernest P.

Illustrations by BUTLER, Edward M.; PAPISH, Ramiel

The Hummingbirds of North and Central America (set of four pamphlets)

Edwards, Ernest P.

Illustrations by Edward Murrell Butler