Description
Published:Began with: Vol. 1, no. 1 and 2 (Feb. 1, 1948); ceased with: v. 23, no. 12 (Dec. 1970).
Physical Description:volumes : illustrations ; 28 cm
Publication Frequency:Monthly
ISSN:0147-9628
0026-4555
Finding Aid:Vols. 1 (1948)-10 (1957), in v. 10.; Vols. 11 (1958)-15 (1962), with v. 15; Vols. 16 (1963)-20 (1967). 1 v.; 1948-1986 (Issued as: California. Division of Mines and Geology. Special publication no. 92; includes also index to later title). 1 v.