WEST MALLING TQ6857 SWAN STREET 1156-0/3/160 St Mary's Abbey: Chapterhouse and 25/08/59 Library (Formerly Listed as: SWAN STREET St Mary's Abbey) GV I Chapterhouse and library. Norman and C14 with C19 roof, restored C20. Built of stone rubble with corner buttresses. East end has 2 stone arched windows. North front has a blocked-in arch. West front has C20 bellcote, blocked-in round-headed arch with 3 small pointed arched windows, one within it. Ground floor has round-headed arched doorway with fragment of zigzag moulding as keystone, and blocked round-headed doorway. The library has a 4-centred arched door with mottoes in spandrels and roof with unusual C19 roof of arched brace type. Listing NGR: TQ6829257677