Ordnance Survey:
1801 map of Kent
Ordnance Survey:
1969 opening
Ordnance Survey:
The Duke with Dr Vanessa Lawrence CB
Ordnance Survey:
The Duke and an Ordnance Survey surveyor
Ordnance Survey:
Understanding modern surveying
Ordnance Survey:
Duke of Edinburgh wearing 3D glasses
Ordnance Survey:
The Duke viewing a 3D display
Ordnance Survey:
Learning about modern cartography
Ordnance Survey:
Staff gather for official opening
Ordnance Survey:
The Duke addresses Ordnance Survey staff
Ordnance Survey:
A Royal gift
Ordnance Survey:
The Duke unveils a plaque to officially open the building
Ordnance Survey:
Ordnance Survey royal opening
Ordnance Survey:
The Duke signing the Ordnance Survey visitors book
Ordnance Survey:
The Duke about to sign the Ordnance Survey visitors book
Ordnance Survey:
The Duke of Edinburgh meets children from the nearby Explorers nursery