The automobile gold rushes and depression era mining - Miller, Charles Wallace (Univ. of Idaho Press, 1998)
Keywords: Geschichte 1900-2000; Geschichte 1930-1940; Geschichte; Bimetallism -- United States -- History -- 20th century; Depressions -- 1929 -- United States; Gold industry -- United States -- History -- 20th century; Gold mines and mining -- United States -- History -- 20th century; Gold standard -- History -- 20th century; Goldgräber; USA