The following text is from the original listed building designation:
BIDDENDEN TENTERDEN ROAD 1. 5272 (west side)
The Garden wall and gazebo of Hendon Hall TQ 8538 16/83 16.8.62. II
2. At the south-east angle of the house is an C18 red brick wall forming a letter L, of which the longer portion bordering the road has a series of buttresses and ends in a square 2 storeyed C18 gazebo with an eaves cornice mid pyramidal tiled roof. The room in the upper storey of this has a window on each of 3 sides and a doorway on the 4th side entered from outside stairs to the north.
Listing NGR: TQ8511538272

English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.