The annotations are coloured highlights indicating different parts of the site.
This is part of the Job: PF/PRU/015 Sheets showing proposed repairs to the entrance gates at Prudhoe Castle; within the Volume: PF/PRU Prudhoe Castle, Northumberland; within the Series: EHC01/022 English Heritage Plans and Measured Drawings; within the Collection: EHC01 English Heritage(EH):Archive
© Crown copyright. Ordnance Survey
People & Organisations
Creator of Archive: English Heritage
Creator of Archive: Ordnance Survey