Electronic time switch evaluation study /

by Thurber, Lee R.
Champaign, Ill. : [Springfield, VA] : Construction Engineering Research Laboratory, U.S. Army, Corps of Engineers ; [National Technical Information Service, distributor], 1983

Effects of tracked vehicle activity on terrestrial mammals, birds, and vegetation at Fort Knox, KY /

by Severinghaus, W. D. (William D.)
Champaign, Ill. : [Springfield, Va.] : Construction Engineering Research Laboratory, U.S. Army, Corps of Engineers ; [National Technical Information Service, distributor], 1979