Duffield, John A.
| First Name | John A. |
|---|---|
| Last Name | Duffield |
Person Records
| Name | Source | Source Date | Position | |
|---|---|---|---|---|
| Duffield, John A.; ISMA Directory; 1985 | ISMA Directory | 1985-00-00 | Captain | |
| Duffield, John A.; ISMA Directory; 1986 | ISMA Directory | 1986-00-00 | Captain | |
| Duffield, John A.; ISMA Directory; 1987 | ISMA Directory | 1987-00-00 | Captain |