United States Marine Corps 4th Pioneer Battalion
Covers should be listed in chronological order. Use the postmark date or best guess.
| Thumbnail Link To Cachet Close-Up Image | Thumbnail Link To Full Cover Front Image | Thumbnail Link To Postmark or Back Image | Primary Date Postmark Type Killer Bar Text --------- Cachet Category |
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1944-10-18 |
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Notes: I believe the corner card shows 4th Pioneer BN which was part of the 4th Marine Division. If correct, the date would put it between the Tinian and Iwo Jima operations.
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