Motion pictures and filmstrips, January-June 1971 : Catalog of copyright…

Motion pictures and filmstrips, January-June 1971 : Catalog of copyright entries, third series, volume 25, parts 12-13, number 1

Library of Congress. Copyright Office

Motion pictures and filmstrips, January-June 1971 : Catalog of copyright entries, third series, volume 25, parts 12-13, number 1

Library of Congress. Copyright Office