Phosphatic microfossils from the Ordovician of the United States / Matthew H. Nitecki --, Raymond C. Gutschick --, John E. Repetski --.

v.35:no.1(1975)

Some mites of Yemen collected by the Medical Mission of the United States Naval Medical Research Unit No.3. / Charles D. Radford.

v.34:no.28(1954)

Snakes of the genus Tantilla in the United States, by Frank N. Blanchard.

v.20:no.28(1938)

Natural landscapes of the United States / by J. Francis Macbride, Curator of Peruvian Botany.

no.27(1950)

American medical botany :being a collection of the native medicinal plants of the United States, containing their botanical history and chemical analysis, and properties and uses in medicine, diet and the arts /by Jacob Bigelow.

v. 1

American medical botany :being a collection of the native medicinal plants of the United States, containing their botanical history and chemical analysis, and properties and uses in medicine, diet and the arts /by Jacob Bigelow.

v. 2

American medical botany :being a collection of the native medicinal plants of the United States, containing their botanical history and chemical analysis, and properties and uses in medicine, diet and the arts /by Jacob Bigelow.

v. 3

Vegetable materia medica of the United States, or, Medical botany :containing a botanical, general, and medical history of medicinal plants indigenous to the United States. Illustrated by coloured engravings, made after drawings from nature, done by the author /by William P.C. Barton.

v. 1

Vegetable materia medica of the United States, or, Medical botany :containing a botanical, general, and medical history of medicinal plants indigenous to the United States. Illustrated by coloured engravings, made after drawings from nature, done by the author /by William P.C. Barton.

v. 2

Bulletin of the United States Fish Commission.

v.13 (1893)

Fishery statistics of the United States / prepared by Data Management and Statistics Division.

1975

Bulletin of the United States Fish Commission.

v.1 (1881)