Motion pictures, January-June 1973 : $b Catalog of copyright entries, third series, volume 27, parts 12-13, number 1

"Catalog of Copyright Entries: Third Series, Volume 27, Parts 12–13, Number 1" by the Library of Congress. Copyright Office serves as an official directory detailing motion picture copyrights filed in the U.S. from January to June 1973. The catalog meticulously lists diverse motion pictures—from blockbuster movies to educational videos—providing essential data for understanding copyright claims in the film industry. It contains information on current and renewed copyrights, organized by title, and includes key details like runtime and copyright holder. It also offers guidance on how to order copies and understand U.S. copyright regulations, solidifying its function as a critical tool for law and historical preservation.