Four bamboo canopy covers, for model, scale 1:12, of a Chinese 'Crooked Stern' Junk, as used in the Yangtze River for carrying salt, model built by qualified Chinese shipwrights under the supervision of George Raleigh Gray Worcester, Fuzhou, Fujian, China, 1931-1940. George Raleigh Gray Worcester was formerly River Officer in the Maritime Department of the Chinese Customs Service. Four canopy covers, for model of a Model of a 'Crooked-stern' type Chinese Junk 1931-1940