GRASS 4.0 map digitizing
Subtitle: user's manual, v.digit
By: by Craig A. Neidig, David P. Gerdes, Chester Kos.
Contributors: Gerdes, David P.; Kos, Chester.; Construction Engineering Research Laboratory.
Series: USACERL ADP report -- EGI-92/01.
Publisher: US Army Corps of Engineers, Construction Engineering Research Laboratory; National Technical Information Service, distributor
Published: 1992
Place of publication: Champaign, Ill; [Springfield, VA
Language: eng
Format: Microform
Subjects: GRASS (Electronic computer system); Image processing.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 94-0623-M.

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1994] 1 microfiche.