Born-Digital or AnalogAnalogTranscriptPetroleum. Colorado. Jefferson County. Series of tests slated in Colorado foothills near GoldeN Rocky Mountain Oil Reporter, v.9, #5, ay 1952, pp.6-7,76. Oil drillers plan three test wells in Golden foothills. Post march 29, 1952 p.2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Petroleum. Colorado. Jefferson County, [483634]. Denver Public Library Digital Collections, accessed 13/03/2026, https://digital.denverlibrary.org/nodes/view/1407497
