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U.S. Copyright Renewals, 1951 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1969 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1967 July - December
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1967 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1972 July - December
Library of Congress. Copyright Office
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Motion pictures, 1960-1969 : Catalog of copyright entries
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1959 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1966 July - December
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1955 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1962 July - December
Library of Congress. Copyright Office
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U.S. Copyright Renewals 1950 - 1977
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1970 July - December
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1956 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1976 July - December
Library of Congress. Copyright Office
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Motion pictures and filmstrips, January-June 1970 : Catalog of copyright entries, third series, volume 24, parts 12-13, number 1
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1970 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1961 July - December
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1960 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1969 July - December
Library of Congress. Copyright Office
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Copyright Law of the United States of America
United States and Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1956 July - December
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1965 January - June
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1953 January - June
Library of Congress. Copyright Office
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Motion pictures, January-June 1973 : Catalog of copyright entries, third series, volume 27, parts 12-13, number 1
Library of Congress. Copyright Office
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U.S. Copyright Renewals, 1959 July - December
Library of Congress. Copyright Office
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