The California Division of Mines and Geology gravity base station network,
by Rodger H. Chapman.
- San Francisco, California Division of Mines and Geology, 1966.
- 49 p. illus., maps (1 fold. col. in pocket) 28 cm.
- California. Division of Mines and Geology. Special report, no. 90 .
- Special report (California. Division of Mines and Geology) ; no. 90. .