File:I. Black-throated Guillemot - 2. Nobbed-billed Auk - 3. Curled-crested Auk - 4. Horned-billed Guillemot.jpg

Summary
Plate 402 of Birds of America by John James Audubon depicting 1. Black-throated Guillemot - 2. Nobbed-billed Auk - 3. Curled-crested Auk - 4. Horned-billed Guillemot.

Date: 1827-1838 Artist: John James Audubon (1785–1851) - This image (or other media file) is in the public domain because its copyright has expired. This applies to Australia, the European Union and those countries with a copyright term of life of the author plus 70 years.