Revised Rules for the Government and Practice of the Court of Appeals of the District of Columbia: Under Acts of Congress Approved February 9, 1893, July 30, 1894, June 3, 1896, March 2, 1897, March 19, 1906, July 28, 1916, March 3, 1921, February 26, 1926, July 3, 1926, February 23, 1927, March 2, 1927, Effective December 1, 1927