Xu Bing, Chinese, born 1955, Book from the Sky, Ca. 1987-1991. Installation featuring hand-printed scrolls and books; ink on paper, Each book, open: 18 1/8 × 20 in. (46 × 51 cm); three ceiling, scrolls, each: 38 in. × approx. 114 ft. 9 7/8 in. (96.5 × 3500 cm); each wall scroll: 9 ft. 2 1/4 in. × 39 3/8 in. (280 × 100 cm). Lent by the artist. Photo: courtesy the artist