A group of 6 postcards with relief of British Indian, Dutch, Japanese, Siam and Hong Kong coinage. All unused.
A group of 6 postcards with relief of British Indian, Dutch, Japanese, Siam and Hong Kong coinage. All unused.一組六張帶有英印、荷蘭、日本、暹羅及香港錢幣浮雕之明信片，均未使用。
