Archives International Auctions - Auction 111 February 17, 2026

Archives International Auctions - Sale 111 84 February 17, 2026 Archives International Auctions www.archivesinternational.com 417 417 CO. Miner BoyMiningCompany, 1881 I/UStockCertificate Colorado (Inc. in Colorado), 100 Shares I/U stock certificate, black print on green security paper with ornate border, central vignette of miners working underground with picks and shovels in a timbered shaft, signed by the company president and secretary, the Miner Boy Mining Company was incorporated under Colorado law during the early 1880s to develop lode properties in the state’s booming mining districts, VF to Choice VF condition or better, Printed by The Homer Lee Bank Note Co., New York.......... Est. $150-300 418 418 CO. National Mining & Milling Company of Colorado, 1880 I/U Stock Certificate Colorado (incorporated under the laws of Illinois, with operations in Colorado), Feb. 24, 1880, The National Mining & Milling Company, 400 shares at $50 each, I/U stock certificate. S/N 454, Ornate design with vignettes of miners working at center and right, Gold foil company seal at lower left, and bold title across the top. Printed in black on light green underprint on white paper. Represents one of the many Illinois-based incorporations that financed Colorado mining ventures during the late 19th century. XF condition or better. ............................................. Est. $230-375 419 419 CO. Ohio Bonanza Mining Co., 1891, I/U Stock Certificate. Ohio, 1891. 1000 Shares I/U Stock Certificate, Black print with black border and company name at center with mining vignette in middle left, S/N 33, VF to Choice VF condition. C & C Litho. .............................................................................................................. Est. $75-120 420 420 CO.OldColonyMiningandLeasingCo., 1895, I/UStockCertificate. Denver, Colorado, 1895. 1000 Shares Capital Stock I/U Certificates, Black print with green border and mining vignette over title, S/N 78, Fine to VF condition. Mines located in Cripple Creek ........................................................................................................ Est. $90-140 421 421 CO. Paris Consolidated Mining Co., 1882, I/U Stock Certificate. Leadville, Colorado, 1882. 100 Shares Capital Stock I/U Certificate, Black print with black border and bronze underprint, Scenic vignette under company at center and mining vignette along right side margin, S/N 151, VF to XF condition. St. Louis Bank Note Co. Issued in Leadville during the height of the early-1880s carbonate-ore boom, the company reflects the widespread consolidation of lode claims as deeper development and heavier capital demands reshaped the district. Although not recorded as a major producer, it represents the speculative and developmental companies that drove Leadville’s rise as one of the most important silver-mining centers in Colorado. ................................................................................................................................. Est. $110-180