Oil shale. Colorado. Plants Demonstration plant to be built at Rifle. RMN F 25, 1945 Post F 25, 1945 p.1 Ickes announces $1,500,000 oil shale plant for Colorado. Post F 25, 1945 p.1 RMN Je 1, 1945 p.5 Bids on buildings for Rifle shale plant sought. Montrose Daily Press Ag 5, 1945 Work is underway on shale laboratory. RMN Ag 19, 1945 p.18 Work on laboratory is under way. RMN S 19, 1945 RMN0 Je 1, 1945
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