Justice William R. Day
- Biographical Sketch and Portrait
(at Supreme Court Historical Society) - Timeline of U.S. Supreme Court Justices
- Other U.S. Supreme Court-Related Material
- Supreme Court of the United States - official web site
- Internet Researcher article: Selected U.S. Supreme Court Sources
- Supreme Court Historical Society
- Oyez: Recordings of Oral Arguments
» Day information at Oyez
Facts about Justice William R. Day
| Date of Birth | April 17, 1849 |
| Place of Birth | Ravenna, Ohio |
| State Appointed From | Ohio |
| Appointing President | Roosevelt, Theodore |
| Judicial Oath Taken | March 2, 1903 |
| Age Oath Taken | 53 |
| Date Service Ended | November 13, 1922 |
| Service Ended By | Retirement |
| Years of Service | 19 |
| Age at End of Term | 73 |
| Date of Death | July 9, 1923 |
| Age at Death | 74 |
| Burial Place | Canton, Ohio |