M. M. Backus, Fur and the Fur Trade (1879)
“ Being thus few in kind, and limited in quantity, one might fear the extinction of the several choice varieties through the persistent energy of the trapper. But here the fickleness of fashion steps in, and does for the fur trade what the law of supply and demand does for the more staple articles of commerce. Fashion, fastidious and fickle, neglects the use of certain kinds for a season; the market price of the pelt no longer repays the outfit of the trapper ”
