The following text is from the original listed building designation:
1. 944 HIGH STREET (North East Side)
No 21 TR 1457 NE 4/310
II GV
2. Originally part of the George Inn, this is a timber-framed building refaced in the C19 containing a C12 cellar and gallery. The exterior is late C18. 3 storeys rendered. Moulded eaves cornice. 2 sashes on 2nd floor, double-hung on 1st floor. Modern shop front.
The Public Library and Museum at Beaney Institute, Nos 20, 20A, 21, 24 & King's Bridge form a group.
Listing NGR: TR1484057915
No 21 High Street. Medieval timber-framed building. Medieval stone undercroft. (2) A 13th century vaulted undercroft and a 14th or 15th century medieval building were discovered during survey and recording work at No 21 High Street. (3) No 21. A timber-framed building refaced in the 19th century containinga 12th century cellar and gallery.

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