Labelled sheet of survey drawings of Piper Sike Turret 51A on Hadrian's Wall, showing three differently-scaled topographic survey plans and general photographic elevations one to four, with a survey bench mark plan, a location plan and a key
- Date:
- Oct 1985
- Location:
- Hadrian's Wall, Piper Sike Turret 51A, Waterhead, Tommy's Crag, Carlisle, Cumbria
- Reference:
- MP/LPT0003
- Type:
- Measured Survey