The following text is from the original listed building designation:
1. 944 THE CATHEDRAL PRECINCTS
No 29A TR 1558 SW 3/468 II GV
2. This has been built as to the Archdeacons house and incorporates genuine . mediaeval work, Circa 1950. 2 to 3 storeys flint faced with some brick and stone end quoins. 2 cambered sashes. Mediaeval arch with 2 storey oriel above.
Nos 20 and 29A (consec), Pilgrim's or Pentise entry attached to No 29, wall in garden of No 29, wall and gatepiers between Nos 28 and 29, Gateway from Green Court and building adjoining to left, King's School Library and Norman staircase form a group.
Listing NGR: TR1507358026 (1)

Description from record TR 15 NE 191:
No 29A The Cathedral Precincts, Grade II (TR 15115801 sited from HHR map). This has been built as to the Archdeacons house and incorporates genuine medieval work, circa 1950. Medieval arch. (2-3)

<1> English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.

<2> Hist Builds Survey Cant City Council/RCHME 57022 7 of 12 (OS Card Reference). SKE43849.

<3> DOE (HHR) City of Canterbury Kent Sept 1973 74 (OS Card Reference). SKE40136.