| Drysdale, Thomas; Detroit Free Press 2/29/1892 | Detroit Free Press 2/29/1892 | 1892-00-00 | CAMBRIA | Chief Engineer |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | KENEMAUHG | First Assistant |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF DETROIT | First Assistant |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF DETROIT | First Assistant |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | NORTH WEST | First Assistant |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | J. W. AVERILL | Chief Engineer |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | J. W. AVERILL | Chief Engineer |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | T. W. PALMER | Chief Engineer |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | G. W. MOORE | Chief Engineer |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CAMBRIA | Chief Engineer |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | GILCHER | Chief Engineer |
| Drysdale, Thomas; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CAMBRIA | Chief Engineer |