Reports included in each volume vary; may contain the decisions, opinions, and rulings of the Public Utilities Commission, Attorney General, Industrial Commission, State Banking Department, Tax Commission, Bureau of Inspection and Supervision of Public Offices, Insurance Department, State Highway Department, dockets and syllabi of the Supreme Court, State Treasurer, and other department reports.

Includes the decisions of the Supreme Courts of Massachusetts, Ohio, Indiana, and Illinois, and Court of Appeals of New York; May/July 1891-Mar./Apr. 1936, Appellate Court of Indiana; Dec. 1926/Feb. 1927-Mar./Apr. 1936, Courts of Appeals of Ohio.

Includes decisions of the District of Columbia Court of Appeals, 1902-1934, the United States Court of Appeals for the District of Columbia Circuit, 1934-1959, and various other courts of the District of Columbia.