Reference number
SM (4) 50/4/11 (5) 50/4/10
Purpose
Survey drawings of part of first floor and water closet, 10 Downing Street, June 1825 (2)
Hand
(4) David Mocatta (1806-82, pupil 1821-27) (Day Books, 20 June 1825: 'taking a plan of part of the Chancellor of the Exchequer's House')