Colorado. Penitentiary. . Canon City Prison officials use prison supplies, probe discloses. Post Ag 29, 1973 p.1,4 Full-scale investigation will be made into prison policies. RMN Ag 30, 1973 p.5 Post Ag 30, 1973 p.1 Investigation of administrative irregularities achieves results. RMN Ag 31, 1973 p.5 Post Ag 31, 1973 p.1,56 Prison remains peaceful as acting warden replaced with Gordon W. Heggie, new acting warden. RMN S 2, 1973 p.5-6 0