Trends in selected water-quality characteristics, Powder River and tributaries, Montana and Wyoming, water years 1968-88 and 1975-88 /

Mode of access: Internet.

A contemporary overview of traffic law uniformity in the United States: 1968-1978.

Mode of access: Internet.

Income growth in nonmetro America, 1968-75 /

Cover title.

The Joint Chiefs of Staff and the War in Vietnam, 1960-1968 /

Shipping list no.: 2010-0179-P (pt. 3).

Distribution of nutrients in the Weddell Sea, February-March 1968--February-March 1969

"CG 373-33."

Oceanographic observations in Baffin Bay during July-September 1968

"CG 373-37."

Oceanographic investigations in the northern Bering Sea and Bering Strait, June-July 1968 /

"CG 373-40."

Oceanographic observations in Kane Basin, September 1968 and July, September 1969 /

"CG 373-55."

The pressures produced by the striking of momentary arcs in closed vessels

Mode of access: Internet.

Earth, sea and sky, or, Marvels of the universe : being a full and graphic description of all that is wonderful in every continent of the globe, in the world of waters and the starry heavens; containing thrilling adventures on land and sea ...; embracing the striking physical features of the earth, the peculiar characteristics of the human race, of animals, birds, insects, etc., including a vivid description of the Atlantic, Pacific and Indian oceans and of the polar seas ...; together with the amazing phenomena of the solar and starry systems; the whole comprising a vast treasury of all that is marvelous and wonderful in the earth, sea, air, and skies /

Binding: blue cover, intricate illustrations in red and gilt on front cover and spine, marbled edges, floral endpapers

Soil and water conservation districts : Status of organization, by States, approximate acreage and farms in organized districts, as of July 1, 1968.

Cover title.

Mammals imported into the United States in 1968 /

Mode of access: Internet.