Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and Lower California, with which are incorporated General ornithology...and Field ornithology. The 5th ed. (entirely rev.) exhibiting the nomenclature of the American ornithologists' union...

Mode of access: Internet.

The ornithology of Chester County, Pennsylvania, by Franklin Lorenzo Burns, in co-operation with local ornithologists ...

Plates printed on both sides.

Lepidoptera of the British ornithologists' union and Wollaston expeditions in the Snow mountains, southern Dutch New Guinea. Macrolepidoptera.

Published also as no. 15 of the Reports of the expedition.

Bulletin of the British Ornithologists' Club.

Vol. 1-67 also called no. 1-474.

How to name the birds : a pocket guide to all the land birds and to the principal water fowl normally found in the New England states, New York, Pennsylvania and New Jersery, for the use of field ornithologists /

Includes index.

Bulletin of the British Ornithologists' Club.

Vol. 1-67 also called no. 1-474.

Men, birds, and adventure : the thrilling story of the discovery of American birds /

Includes index.

Abridged check-list of North American birds.

Includes indexes.

A list of British birds /

Mode of access: Internet.

A list of the birds of Maine, showing their distribution by counties and their status in each county.

Mode of access: Internet.

A list of British birds /

Mode of access: Internet.

The Ibis.

Beginning with v. 87, the series of 6 volumes is discontinued and the numbering continues the whole numbering.

The land of the New Guinea pygmies; an account of the story of a pioneer journey of exploration into the heart of New Guinea,

Mode of access: Internet.