Nos. 312-562 are accompanied by area supplements.
Issuing Body Note
Issued by the Bureau of Labor Statistics, Sept. 1924-July 1927; by the Dept. of Industrial Relations, Division of Labor Statistics and Law Enforcement, Aug. 1927-July1945; by Dept. of Industrial Relations, Division of Labor Statistics and Research, Aug. 1945- May 1971. Prepared in cooperation with the Bureau of Labor Statistics and the Manpower Administration of the U.S. Dept. of Labor with the California Department of Human Resources Development.