Grekawicz, R. J.
| First Name | R. J. |
|---|---|
| Last Name | Grekawicz |
Person Records
| Name | Source | Source Date | Position | |
|---|---|---|---|---|
| Grekawicz, R. J.; ISMA Directory; 1938 | ISMA Directory | 1938-00-00 | Captain | |
| Grekawicz, R. J.; ISMA Directory; 1939 | ISMA Directory | 1939-00-00 | Captain | |
| Grekawicz, R. J.; ISMA Directory; 1940 | ISMA Directory | 1940-00-00 | Captain | |
| Grekawicz, R. J.; ISMA Directory; 1941 | ISMA Directory | 1941-00-00 | Captain | |
| Grekawicz, R. J.; ISMA Directory; 1942 | ISMA Directory | 1942-00-00 | Captain |