Low altitude aerial surveillance for water resources control
Subtitle: final report of a one-year pilot project
By: G. W. Fraga and M. E. Holland.
Contributors: Holland, Melvin E.
Series: Publication / California State Water Resources Control Board -- no. 49.; Publication (California. State Water Resources Control Board) -- no. 49.
Publisher: State Water Resources Control Board
Published: 1973
Place of publication: [Sacramento, Calif]
Language: eng
Number of pages: 41
Subjects: Water -- Pollution -- California