Key
| Heavy Anti-Aircraft Site |  | Airfield |  |
| Site No. | Name | OS Grid Reference |
| HM1 | Lemsford | TL 214 116 |
Gun Strengths
Battle of Britain & the Blitz
| Dates | 3.7 inch mobile | 3 inch |
| Oct 40 | 4 | 0 |
| Nov 40 | 4 | 0 |
| Dec 40 – May 41 | 0 | 3 |
The history of the Regiment in WW2
The history of the Regiment in WW2
| Heavy Anti-Aircraft Site | | Airfield | |
| Site No. | Name | OS Grid Reference |
| HM1 | Lemsford | TL 214 116 |
Battle of Britain & the Blitz
| Dates | 3.7 inch mobile | 3 inch |
| Oct 40 | 4 | 0 |
| Nov 40 | 4 | 0 |
| Dec 40 – May 41 | 0 | 3 |