Recommended minimum well construction and sealing standards for protection of ground water quality, State of California.
Contributors: Warne, William E.; Ritchie, Edwin A.
Edition: Prelim. ed.
Series: California. Dept. of Water Resources. Bulletin -- no. 74; Bulletin (California. Dept. of Water Resources) -- no. 74.
Published: 1962
Place of publication: [Sacramento]
Language: eng
Subjects: Wells -- Standards -- California.; Groundwater -- California.; Water -- Pollution -- California.
Notes: "William E. Warne ... Director, Department of Water Resources."

"July 1962."

"This report was prepared ... by Edwin A. Ritchie"--p. x.

Includes bibliography (Appendix A).