| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | J. H. DOYLE | fireman |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | J. H. DOYLE | fireman |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | J. H. DOYLE | fireman |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | NORTH STAR | engineer |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | YOSEMITE | First Assistant |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | OHIO | First Assistant |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | YOSEMITE | Chief Engineer |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | ALASKA | First Assistant |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | DELAWARE | Chief Engineer |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | DELAWARE | Chief Engineer |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | DELAWARE | Chief Engineer |
| Walker, Robert T.; Mansfield, 1899 | Mansfield, 1899 | 1899-00-00 | DELAWARE | Chief Engineer |