Description from record TQ 73 NE 12 :
(TQ 792358) Coursehorn [NAT] (1) Coursehorn (sited to TQ 79253582 from HHR record map) Grade II* Cloth Hall, now boarding house of Dulwich College Preparatory School. 16th century clad and altered in mid 18th century. (For full description see list.) Coursehorn is an 18th century farmhouse built round an earlier house. (3) Coursehorn is "an eighteenth century farmhouse which was built round the remains of the Manor and contains relics of this in the fine Tudor ceilings and other features, and also parts of the moat (TQ 73 NE 21) and courtyard which have only recently disappeared." A 16th century stone fire surround was found during recent alterationsto the garden and has been re-erected in the house. (4)

The following text is from the original listed building designation:
CRANBROOK COURSEHORN LANE TQ 73 NE (east side) 3/83 Coursehorn 20.6.67 GV II*
Cloth hall, now boarding house of Dulwich College Preparatory School. C16, clad and altered in mid C18. Timber framed with red and blue brick chequer ground floor and tile hung first floor. Plain tiled hipped roof with large end stack to right and stack on wing to left at rear. 2 gabled dormers. 2 storeys and attics; regular 4 window front, glazing bar sashes with open boxes. Entrance with panelled door in architrave surround and flat hood on curved brackets over on right return front. Now attached to C20 1 storey school buildings to rear at right. Interior: heavy framing apparent with heavy ribbed and moulded ceiling beams over 1st floor. Very large fireplace at east end of hall with wide Tudor arched fireplace and decorated spandrels set in shallow Tudor arched recess. Decorated bressummer in rear room's fireplace, probably brought in. Queen post, side purlin roof now partially hidden. Window shutters still complete. Single C16 moulded doorway on ground floor.
Listing NGR: TQ7926635858 (5)

<1> OS 1:10000 1972 (OS Card Reference). SKE48157.

<2> DOE (HHR) Tunbridge Wells Dist Kent (Crainbrook Ph) 19.5.86 29 (OS Card Reference). SKE40667.

<3> Bldgs of Eng (Ed N Pevsner) W Kent and The Weald 1980 248 (J Newman) (OS Card Reference). SKE37697.

<4> Arch Cant 47 1935 244 photo (C Lemon) (OS Card Reference). SKE35221.

<5> English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.