Amended copy of a labelled site survey plan of the east part of Piel Castle, showing as-built sea defence works, with two location plans, a list of arbitrary grid co-ordinates, a traverse diagram, notes, a sheet diagram and a standard references key
- Date:
- Oct 1979 - Sep 1987
- Location:
- Piel Castle, Barrow, Piel Island, Barrow-in-Furness, Westmorland and Furness
- Reference:
- MP/PIE0041
- Type:
- Measured Survey