http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Earnings and hours in the hat industries, 1939
1 online resource (vii, 44 pages) : illustrations.
prepared by the Division of Wage and Hour Statistics, B.L.S., J. Perlman, chief.
At head of title: United States Department of Labor. Frances Perkins, secretary. Bureau of Labor Statistics. Isador Lubin, commissoner.
Issued also as House doc. 489, 76th Congress, 2nd session.
Bulletin of the United States Bureau of Labor Statistics ; 671