Born-Digital or AnalogAnalogTranscriptPetroleum. Colorado Oolorado oil co. incorporated. R. M. News. Jan. 1, 1878 p.lc.4. Land leased to bore for oil. R. 'I. New`;. Dec. 14, 1883 p.2c.4. Colo. oil co. incorporates; office & works. R. AR. News. June 26, 1877 p.4c.1 k. M. News. July 3, 1877 p.4c.1 Colo. oil co. tests oil found in sandstone; results. R. M. 14ews. July 14, 1877 p.4c.1CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
