Imported Silk Reeling Machine at Tsukiji in Tokyo, 『東京築地舶来ぜんま い大仕かけきぬ糸をとる図』, Meiji period (1868?1912), 4th month, 1872, Japan, Triptych of polychrome woodblock prints; ink and color on paper, Image: 14 1/2 x 28 3/4 in. (36. 8 x 73 cm), Prints, Utagawa Yoshitora (Japanese, active ca. 1850?80), Casper Muller, a Swiss expert based in Yokohama, was employed by the prestigious and financially successful Ono Silk Filature Company to build a modern silk reeling factory in Tokyo. Yoshitora?s complex triptych serves as a precious record of its activities