Unidentified photographer 1898-1910 Pruning a 4-year-old dwarf tree. (Подрезка 4-х летнего низкорослого деревца.) [Mulberry cultivation for silkworms]
Photograph State Silk Museum https://creativecommons.org/licenses/by-nc/4.0/, British Library, Endangered Archives Programme supported by Arcadia, EAP1306/1/1/1
