Born-Digital or AnalogAnalogTranscriptBoyd mill Boulder co colorado Proposed activities. Reduction works operate. R.M.News. July 24., 1885 p.3 c.1 New reduction process; improvements: enlarging capacity., R.M.News. Nov. 6,, 1885 p.3 c.3 0CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Boyd mill Boulder co colorado, [43104]. Denver Public Library Digital Collections, accessed 21/01/2026, https://digital.denverlibrary.org/nodes/view/1202405
