Labelled sheet from a photogrammetric survey of Piel Castle, with a site survey plan, sections AA and BB and elevations of the west and north inner ward walls, and the north-west inner ward tower, with a standard references key
- Date:
- Oct 1979
- Location:
- Piel Castle, Barrow, Piel Island, Barrow-in-Furness, Westmorland and Furness
- Reference:
- MP/PIE0025
- Type:
- Photogrammetric Survey