| GMD | Map |
| Classification | 5740s50.G8#167 1974 |
| Publisher | Southampton, Ordnance Survey, 1974 |
| Subject | Chelmsford (England) Maps.Essex (England) Maps.Harlow (England) Maps.Maps --Hertfordshire (England) |
| Series | OS Langranger167 |
| Description | 1 map : col. ; 88 x 100 cm. |