| Answer | Crossword Clue |
|---|---|
| ABERDEEN | Maryland site of Army Proving Grounds. |
| ABERDEEN | Site of Army Ordnance Proving Grounds. |
| ABERDEEN | Army proving ground in Maryland. |
| ABERDEEN | Seat of large Army proving grounds. |
| ABERDEEN | Location of major U. S. Army proving grounds. |
| NEVADA | Site of atomic proving grounds. |
