CADD drawings
Subtitle: electrical, mechanical, civil, recreation, roads, maps, architectural
By: U.S. Dept. of Agriculture, Forest Service, R-6, Pacific N.W. Region
Publisher: The Region
Published: 1989
Place of publication: Portland, Or.]
Language: eng
Subjects: Computer-aided design; Drawings; Engineering drawings; Engineering design
Other titles: Computer assisted design drawings.
Notes: Chiefly illustrations.

"January 1989."