Lawrence Dundas, A wandering student in the Far East… (1908)
“ The inexhaustible fund of inconvenience provided by such a system will no doubt suggest itself to the reader—such, for instance, as the enormous weight of the silver ingots, and still more of thousands of cash, especially in a country in which the traveller is obliged to rely exclusively upon human porterage for transport; but perhaps the greatest joke connected with the cash system will not have occurred to him. It consists in this, that the intrinsic value of the metal of which the cash are composed is considerably in excess of its face value as a coin. ”
