Prospectus of the Forward Mining Development Co. 19 Toltec Bldg. Denver, Colo. for GOLDFIELD AND BULLFROG, Nevada. Approx. 1905, 12 pages Mint condition, back photo of Combination Mine & Mill in Goldfield. We combine shipping on multiple item purchases. Check out our STORE for more old Documents on Mining, Railroad, W.F & Co., Railway Express and many other Vintage Collectibles. More added every week.