39 Russell Square London WC1B 5DA
Installation of 2 condenser units within the lightwell, new roof vent, external intake and exhaust louvres on the south elevation of the basement and roof level, new access ladder on the southeast side elevation of the rear extension, and installation of external lighting on the side and rear elevations of the rear extension (Science Block) and within the lightwell of no. 39 Russell Square in association with use as workshops (Class E).