Labelled survey plan of the upper level of Bolsover Castle's wall walk, showing parts P18 to P21 and P34 to P43, with a location diagram and notes on bench marks used
- Date:
- Feb 2013 - Mar 2013
- Location:
- Bolsover Castle, Castle Street, Old Bolsover, Bolsover, Derbyshire
- Reference:
- MP/BOL0790
- Type:
- Measured Survey