Colorado. Centennials. 1976 International Science and Engineering Fair to be held in Denver as !a Colorado Centennial feature. Background information and list of committee membersq sponsored by Colorado Medical Society. Post N 23, 1975 p.11 Bicentennial project of building replica of Rocky Ford's founder's house vetoed by state bicentennial commission. Post N 25, 1975 p.3 Colorado Centennial-Bicentennial Commission is expected to receive $150,000 royalties through worldwide sales of commemorative Sturm Roger single action revolvers marking the state's centennial. 144N N 27, 1975 p.113 ,