| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | MARY E. PIERCE | engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | MISSOURI | engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | MISSOURI | engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CONEMAUGH | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CONEMAUGH | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CONEMAUGH | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CONEMAUGH | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | H. E. PACKER | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | WOCOKEN | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |
| Welch, Alfred E.; Mansfield 1899 | Mansfield 1899 | 1899-00-00 | CITY OF ROME | Chief Engineer |