http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Semimonthly (irregular), Dec. 1932-June 1933; monthly, July 1933-1946.
Includes section "News bulletin of the league for independent political action", April to Oct. 1933.
New bulletin of the league for independent political action