Labelled survey sheet showing the east end of elevations A3 and A4 on the annexe level of Dover Castle's underground tunnels, with notes on benchmarks used and a location diagram
- Date:
- Nov 2008 - Jan 2009
- Location:
- Dover Castle, Underground Tunnels, Annexe Level, Dover, Kent
- Reference:
- MP/DOV2755
- Type:
- Measured Survey