![Christopher Knowles: 47 Floors. 1975.](/uploads/media/images/Christopher Knowles_47 Floors_1975.jpg)
Christopher Knowles: 47 Floors. 1975.
Christopher Knowles: 47 Floors. 1975.
![Christopher Knowles: 47 Floors. 1975.](/uploads/media/images/Christopher Knowles_47 Floors_1975.jpg)
Christopher Knowles, 47 Floors, 1975, Typing on paper, 29.8 x 20.6 cm
Christopher Knowles, 47 Floors, 1975, Typing on paper, 29.8 x 20.6 cm