Born-Digital or AnalogAnalogTranscriptBeryllium Important beryl ore for nation's defense effort is being mined. RMH June 6, 1958 Colorado Beryllium corp. opens Kenny Boy operation in Crystal Mountain district. Post Aug. 21, 1958 p.27 Beryllium mine in Pueblo County largest in U.S. Pueblo Chieftain Dec. 31, 1959 pAB c.1 Boom in mineral may develop from Colorado resources. Cervi's Journal 0 1, 1958 p.1 0CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
