| Source: Annual Report of the Board of Police Commissioners of the City of St. Louis, 1872-1945 (incomplete run) Location: St.L. / 352.2 / Sa2 | |
 | |
| Last Name: | Laughlin |
| First Name: | M. |
| Middle Name: | Raymond |
| Remarks: | in list of officers promoted |
| Report: | 62nd Annual Report, Year Ending March 31, 1923 |
| Page: | 11 |
