14 [Colorado] Salmans, O.R. & J.M. Auld. Cripple Creek: A Standard Handbook of the Mines and Mining Companies of America’s Greatest Gold Camp and Other Mining Camps
of Colorado, USA. Denver: App Engraving & Printing, 1901. Narrow 4to, original tan printed wrappers,  pp., numerous plat maps of mining districts; lightly browning,
else very good.
This is the second edition; an earlier one by F.F. Horn is more common. An extremely detailed directory of nearly 1,000 mining companies in the Cripple Creek district, with
information on stock holdings, officers, production, properties owned, development of holdings, and prospects. No copies online; OCLC locates 2 of this 1901 edition (Yale & Col. Sch. Mines).