By 1940, about 300 bonsai dealers worked in Tokyo, some 150 species of trees were being cultivated, and thousands of specimens annually were shipped to Europe and America.
About 300 bonsai dealers worked in Tokyo. This was by 1940. Some 150 species of trees were being cultivated. This was by 1940. Thousands of specimens annually were shipped to Europe and America. This was by 1940.