Books by Library of Congress. Copyright Office (sorted alphabetically)
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U.S. Copyright Renewals, 1976 July - December
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1977 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1977 July - December
Library of Congress. Copyright Office
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U.S. Copyright Renewals: Artwork 1951-1959
Library of Congress. Copyright Office
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U.S. Copyright Renewals: Artwork 1960-1964
Library of Congress. Copyright Office
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U.S. copyright renewals: artwork 1965-1977
Library of Congress. Copyright Office
