https://archive.org/details/catalogofcop201libr
Catalog of Copyright Entries, 1923 Pamphlets, Dramas Maps : Library of Congress. Copyright Office....
The Catalogs of Copyright Entries (CCEs) are published compilations of copyright registration records cataloged from July 1891 through December 1977. These...
catalog of copyright entrieslibrary congress1923
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Motion pictures, 1912-1939 : Catalog of copyright entries | Project Gutenberg
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