| Schmitz, Marvin A. | | | WILLIAM F. STIFEL | |
| Schmitz, Marvin A. | | | ST. CLAIR | conveyorman |
| Schmitz, Marvin A.; ASC Soundings 12(1) 1992 | ASC Soundings 12(1) 1992 | 1992-00-00 | ST. CLAIR | Conveyorman |
| Schmitz, Marvin A.; ASC Soundings 9(2)1989 | ASC Soundings 9(2)1989 | 1989-00-00 | BELLE RIVER | Conveyorman |
| Schmitz, Marvin A.; ASC Soundings 9(2)1989 | ASC Soundings 9(2)1989 | 1989-00-00 | ST. CLAIR | Conveyorman |
| Schmitz, Marvin A.; ASC Soundings November 1984 | ASC Soundings November 1984 | 1984-00-00 | FRED A. MANSKE | Gateman |
| Schmitz, Marvin A.; ASC Soundings November 1984 | ASC Soundings November 1984 | 1984-00-00 | BELLE RIVER | Conveyorman |
| Schmitz, Marvin A.; pc Tom Geiger (1995 ASC Soundings); 1995 | pc Tom Geiger (1995 ASC Soundings) | 1995-00-00 | ST. CLAIR | Conveyorman |
| Schmitz, Marvin A.; Soundings Aug 1991 | Soundings Aug 1991 | 1991-00-00 | ST. CLAIR | Conveyorman |
| Schmitz, Marvin A.; Soundings Aug 1991 | Soundings Aug 1991 | 1991-00-00 | ST. CLAIR | Conveyorman |
| Schmitz, Marvin A.; Soundings July 1993 | Soundings July 1993 | 1993-00-00 | ST. CLAIR | Conveyorman |
| Schmitz, Marvin A.; Soundings June-July 1994 | Soundings June-July 1994 | 1994-00-00 | ST. CLAIR | Conveyorman |
| Schmitz, Marvin A.; Soundings Mar-Apr 1997 | Soundings Mar-Apr 1997 | 1997-00-00 | ST. CLAIR | Conveyorman |
| Schmitz, Marvin A.; Soundings May 1988 | Soundings May 1988 | 1988-00-00 | INDIANA HARBOR | Conveyorman |