Born-Digital or AnalogAnalogTranscriptHumphreys, Albert Edmund (1860-1927) Humphreys oil sells for $30 million. History of company. Denver Curb Trader v.3 `r14 S 10, 1923 p.l Obit. of oil man (1927), biog. Colo. Prospector Ap 1983 p.10,11CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Humphreys, Albert Edmund (1860-1927), [324435]. Denver Public Library Digital Collections, accessed 18/01/2026, https://digital.denverlibrary.org/nodes/view/1456216
