Annotated labelled topographic survey plan of the south part of Berwick-upon-Tweed's surviving castle walls and Breakneck Stairs, with an inset standard bench mark detail
- Date:
- 1983 - 1984
- Location:
- Berwick Castle, Berwick-Upon-Tweed, Northumberland
- Reference:
- MP/BWF0349
- Type:
- Measured Survey