Records in the Copyright office deposited by the United States district courts covering the period, 1790-1870, by Martin A. Roberts, chief assistant librarian, Library of Congress.
|Main Author:||Roberts, Martin Arnold, 1875-1940.|
Washington, U.S. Govt. print. off., 1939.
Library of Congress.
> Copyright Office.
Copyright > United States.
At head of title: The Library of Congress.
2 p.l., 19 p.
front., x pl. (facsims.) on 6 l.
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