11/1 roof structure, 1962
11/2 roof structure, 1962
11/3 roof construction, 1962
11/4 roof structure, 1962
11/5 roof structure details, 1962
11/6 roof structure details, 1962
11/7 eaves with facilities for letters and window cleaning installation, 1962
11/8 11th layer, 1962
11/9 (no description)
11/10 window washer installation anchors and rail system at building corners, 1962
11/10 anchors in columns flagpole bordes, 1962
11/11 hoisting hatch in 11th layer
11/12 hatches or doors in wall 16 and 19
11/13 steel trusses engine room, 1962
11/14 steel windows for rooms, 1962
11/15 elevator machine room facades, 1962
11/16 steel windows roof superstructure, 1962
11/17 shutters roof high-rise and ventilation hood in elevator machine room, 1962
11/18 shutters and steel door frame 11th floor, 1962
11/19 details shutters and steel door frame 11th layer, 1962
11/20 flagpole platform, 1962
11/21 closure shutters roof high-rise, 1962
11/22 details rotating construction flagpole, 1962
11/23 detail flagpole, 1962
11/24 detail flagpole, 1962
11/25 change direction flagpole, 1962
11/26 situation flagpoles, 1962
11/27 escape ladders, 1962
11/28 sketch proposal letter arrangement on roof, 1962
11/29 Dimensional drawing J. van Leer, 1962
11/30 Dimensional drawing J. van Leer, 1962
11/31 Steel stairs 11th floor to roof bedhouse, 1962