The vigil network
Subtitle: preservation and access of data
By: by W.W. Emmett and R.F. Hadley.
Contributors: Hadley, R. F.; United States. Geological Survey.
Series: Circulars / United States. Geological Survey -- no.460-C; Circulars -- no.460-C.
Publisher: U.S. Government Printing Office
Published: 1968
Place of publication: Washington, D.C
Language: eng
Number of pages: 21
Other titles: Conservation networks.
Notes: Part C of a 3 volume work, Conservation networks.