Central College Of Commerce, 300 Cathedral Street, Glasgow

Peter Williams, of Wylie, Shanks & Underwood, 1959-1963. 7-storey with rooftop structures, 22-bay, rectangular-plan, flat-roofed, horizontally-proportioned college building with Le Corbusier style elements of rooftop gymnasium and plant, and curtain wall glazing wrapping around all floors above ground. Bull-faced rubble base (with brick to side and rear) jettied onto columnar concrete pilotis and above 1st floor at E and W; bands of Travertine marble slabs and vitrolite. Wishbone-shaped gymnasium with portholes.

S (ENTRANCE) ELEVATION: taller set-back ground floor with entrance to left of centre, right-angled slab-roofed marble clad canopy on concrete columns, ribbon windows to right alternately tall/short on rubble base, full-height windows to left. Each level above divided by regular light/dark bands except 1st floor with deeper light marble band only irregularly stepped to right and outer left, and further deep marble band at roof.

W (NORTH FREDERICK STREET) ELEVATION: 9-bay above ground, horizontal banding as above, but with balcony to 1st floor.

N AND E ELEVATIONS: largely as S and W but with minor differences at ground.

ROOFTOP STRUCTURES: rectangular-plan, wishbone-shaped gymnasium to E with rows of 8 portholes offset along E-W axis. 5-part window below taller shaped 4-part window at E. Sculptural concrete structures to W housing lift motor rooms, air ducts, caretaker's accommodation and water storage tanks.

Grid glazing pattern of 2 square panes (1 light, 1 dark frame) below horizontal upper pane in metal windows.

INTERIOR: Original marble and terrazzo lined staircase, with timber and steel balustrade intact. Some original steel lockers to corridors. 7th floor with timber retail display windows in corridors. 2nd and 3rd floors with later protected lobbies around lift. Many later fire doors. GYMNASIUM: good retention of timber-lined floor and walls with ribbed trusses and porthole windows.