Born-Digital or AnalogAnalogTranscriptMines and mineral resources. Colorado. Summit county New Shaft on old Robinson mine in Ten Mile; heavy work in Swandyke. Times Ap 5, 1901 p.13 c.3 Deep shaft on Shock hill; Mountain Pride mine. Times Ap 14, 1901 p.5 c.2 breckenridge sampler looking for low grade gold ore. Times Ap 17, 1901 p.10 c.2 Operations oi the North American Dredging company. Times Ap 19, 1901 p.11 c.3 Rich Mecca placer to be started; Montezuma district mines. Times Ap 25, 1901 p.11 c.2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mines and mineral resources. Colorado, [435572]. Denver Public Library Digital Collections, accessed 10/07/2025, https://digital.denverlibrary.org/nodes/view/1429873
