Colorado. Radioactivity Governor urged to support creation of state atomic energy control commission. Post N 25, 1971 p.25 Coloradans exposed to highest level of natural radiations in U. S., says AEC. Post N 28, 1971 p.3 RrN N 28, 1971 P-5 Gov. Love explains Colorado's plans in radon gas contro- versy. RMN D 7, 1971 p.16,17 Post D 7, 1971 P 3 Chemical spray sealants may curb effects of radon gas on Western Slope. Post D 19, 1971 p.35 0