| Ditschman, Daniel P. | | | FRONTENAC | First Assistant |
| Ditschman, Daniel P. | | | CLIFFS VICTORY | Chief Engineer |
| Ditschman, Daniel P. | | | CLIFFS VICTORY | Chief Engineer |
| Ditschman, Daniel P.; 1967 Red Book; 1967 | 1967 Red Book | 1967-00-00 | PONTIAC | Chief Engineer |
| Ditschman, Daniel P.; 1968 Red Book; 1968 | 1968 Red Book | 1968-00-00 | PONTIAC | Chief Engineer |
| Ditschman, Daniel P.; 1970 Red Book; 1970 | 1970 Red Book | 1970-00-00 | CLIFFS VICTORY | Chief Engineer |
| Ditschman, Daniel P.; 1971 Red Book; 1971 | 1971 Red Book | 1971-00-00 | CLIFFS VICTORY | Chief Engineer |
| Ditschman, Daniel P.; 1972 Red Book; 1972 | 1972 Red Book | 1972-00-00 | CLIFFS VICTORY | Chief Engineer |
| Ditschman, Daniel P.; 1975 Red Book; 1975 | 1975 Red Book | 1975-00-00 | CLIFFS VICTORY | Chief Engineer |
| Ditschman, Daniel P.; 1976 Red Book; 1976 | 1976 Red Book | 1976-00-00 | CLIFFS VICTORY | Chief Engineer |
| Ditschman, Daniel P.; 1977 Red Book; 1977 | 1977 Red Book | 1977-00-00 | CLIFFS VICTORY | Chief Engineer |
| Ditschman, Daniel P.; Cliffs Assignments 9/18/73; 1973 | Cliffs Assignments 9/18/73 | 1973-00-00 | CLIFFS VICTORY | Chief Engineer |
| Ditschman, Daniel P.; D.McColloch, pc | D.McColloch, pc | | CLIFFS VICTORY | Chief Engineer |