Instructions for using the punchcard system for the storage and retrieval of ground-water data
By: by S.M. Lang and A.R. Leonard.
Contributors: Leonard, Alvin Riley, 1918-; Geological Survey (U.S.)
Series: Techniques of water-resources investigations of the United States Geological Survey -- bk.7, sec.A
Publisher: U.S. Dept. of the Interior, Geological Survey
Published: 1967
Place of publication: Washington, DC
Language: eng
Subjects: Punched card systems.; Information storage and retrieval systems -- Groundwater.
Other titles: Instructions for using the punch card system for storage and retrieval of ground water data
Notes: "Open-file report"

"Automatic data processing and computations"--Cover.