A stamp booklet to be used in Hong Kong and in the companies was released on 1st January, 1904 and until finally 31st December, 1910 sales with the Agencies were being combined with profits in Hong Kong for the purpose https://orlandoykxb497501.blog-eye.com/30228812/the-smart-trick-of-booklet-printing-hong-kong-that-no-one-is-discussing