#swindlers

November 26 1872,  The Great Diamond Hoax was exposed.

The diamond hoax of 1872 was a swindle in which a pair of prospectors sold a false American diamond deposit to prominent businessmen in San Francisco and New York. It also triggered a brief diamond prospecting craze in the western USA, in Arizona, New Mexico, Utah, Wyoming, and Colorado. The hoax was  exposed with an article in the San Francisco Evening Bulletin