1974. Reprint of original 1941 Edition. Porcupine Press., 386 pages. 1 lb 12 oz. (9.25 x 6 x 1.125 inches red Hardcover with gold lettering spine). Colorado Gold Rush Contemporary Letters and Reports 1858-1859 (Southwest Historical Series) by Leroy R. Hafen (Editor). ISBN#0879913061. History/Colorado, Gold Prospecting, Gold Mining.