The copyright law of the United States of America : being the act of March 4, 1909 (in force July 1, 1909) as amended by the acts of August 24, 1912, March 2, 1913 and March 28, 1914, and July 3, 1926 : together with rules for practice and procedure under section 25 by the Supreme Court of the United States, with supplementary page, Act of December 18, 1919

Eitemau Tebyg

• The copyright law of the United States of America : being the act of March 4, 1909 (in force July 1, 1909) as amended by the acts of August 24, 1912, March 2, 1913 and March 28, 1914 : together with rules for practice and procedure under section 25 by the Supreme Court of the United States
  Cyhoeddwyd: (1914)
• Copyright enactments of the United States, 1783-1906
  Cyhoeddwyd: (1906)
• Federal copyright law of January 14, 1948, as amended December 31, 1948 : official Spanish text from the "Diario Oficial", together with a free English translation
  Cyhoeddwyd: (1949)
• International copyright relations of the United States
  Cyhoeddwyd: (1985)
• The ABC of copyright
  Cyhoeddwyd: (1981)