The maps are digital scans of Ordnance Survey paper map sheets including:
- all available County Series maps at 1:2,500 and 1:10560 scales published between 1843 and 1939
- all available National Grid maps at 1:1,250, 1:2,500 and 1:10560/10,000 scales published from 1945 and before the introduction of the Ordnance Survey's digital Land-Line product in the 1990s
- all available Town Plans at 1:500, 1:528 and 1:1,056 scales published from 1848 and 1939;
Historic Digimap is part of the Digimap suite of on-line mapping facilities. As such, its look and feel will be familiar to existing Digimap users but intuitive to all, regardless of their level of experience with maps.
