Colorado interstate gas company CIG asked $12.6 million natural gas hike. Post Mr 4, 1975 p.3 Public Service Company of Colorado supplier shows mammoth gas storage unit, calls for deregulation of natural gas. RMN Ag 13, 1975 p.18 Future of company forecast. rocky mountain RM Journal Ja 14,.1976 p.66 Colorado Interstate Gas has signed an agreement with Cities Service Gas that would supply an increased flow of natural gas to C.I.G. Post Mr 22, 1976 p.8 0
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