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.

Abridged check-list of North American birds.

Includes indexes.

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,

Mode of access: Internet.

Key to North American birds.

Mode of access: Internet.

Life histories of North American birds of prey; order Falconiformes,

Bibliography: v.1, p. 381-398; v.2, p. 445-466.

A check list of North American birds /

Mode of access: Internet.

Color key to North American birds ; with bibliographical appendix /

Bibliogr.

A tentative list of mallophaga for North American mammals (North of Mexico) /

With: A tentative list of mallophaga for North American birds (north of Mexico) / by K.C. Emerson.

Life histories of North American shore birds.

"Unabridged and unaltered republication ... Part 1 was originally published in 1927 as Smithsonian Institution ... Bulletin 142; Part 2 was originally published in 1929 as Smithsonian Institution ... Bulletin 146."

Comparative breeding behavior of four species of North American herons.

Mode of access: Internet.

North American Bird Conservation Initiative in the United States : a vision of American bird conservation /

"September 2000."

Opinions and decision in the United States of America on behalf on North American Dredging Company of Texas, claimant, v. the United Mexican States. Docket no. 1223, March 31, 1926.

Mode of access: Internet.

North American Free Trade Agreement : text prepared September 6, 1992.

pt. 1. chapters 1-8 -- pt. 2. chapters 9-22 -- pt. 3. Annex I-VII.

Revision of the North American moths of the subfamily Eucosminae of the family Olethreutidae /

At head of title: Smithsonian Institution. United States National Museum.

Lake restoration, protection, and management : proceedings of the second annual conference, North American Lake Management Society, October 26-29, 1982, Vancouver, British Columbia.

"Office of Water Regulations and Standards"--Cover.