On the identification of multi-output linear time-invariant and periodic dynamic systems /

Includes bibliographies (p. 27-29).

Proceedings of the Workshop on Methods of Obtaining Winds and Densities from Radar Meteor Trail Returns : held at the Charter House Motor Hotel, Waltham, Massachusetts, 16-19 August 1966 /

At head of title: Meteorology Laboratory, Project 8628.

Yield of crested wheatgrass under four densities of big sagebrush in southern Idaho /

Includes bibliographical references (p. 36-37).

Forest densities, openings, ground cover, and slopes in the snow zone of the Sierra Nevada west-side /

Conducted in cooperation with California Dept. of Water Resources.