Goldfield Nevada Power Mining & Milling Co. Electric Substation 1908 Real Photo Postcard

The N.P.M.&M.Co. visible on the building facade likely identifies this robust stone structure as belonging to a mining and milling company, a common type of enterprise in the American West during the early 20th century. The architecture, with its pragmatic stone construction and distinctive parapet, is characteristic of boomtown buildings designed for durability in remote, arid environments where valuable mineral resources were extracted.