Lt. Gen. (ret) David Deptula, dean of the Mitchell Institute of Aerospace Power Studies, gives a speech about the history of Billy Mitchell and the sinking of the SMS Ostfriesland at Joint Base Langley-Eustis, Virginia, July 21st, 2021. David Deptula was invited as a guest speaker as a part of the Ostfriesland sinking centennial event. (U.S. Air Force photo by Staff Sgt. Gabriel Macdonald)
| Date Taken: | 07.21.2021 |
| Date Posted: | 07.27.2021 11:07 |
| Photo ID: | 6751846 |
| VIRIN: | 210721-F-TL953-0483 |
| Resolution: | 5719x3805 |
| Size: | 12.28 MB |
| Location: | JOINT BASE LANGLEY-EUSTIS, VIRGINIA, US |
| Web Views: | 38 |
| Downloads: | 4 |
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