Denver university. National opinion research center Clyde Hart, new director of the National research center praises polls. Post Mr 19, 1947 p.2 DU opinion poll moving to Chicago. Post My 31, 2947 p.3 Center joins world body. RMN S 21, 1947 p.46 Post S 21, 1947 p.6 DU Research Institute new hall will be dedicated on Monday. RMN D 17, 1955 p.20 Dedicates new building. Post D 20, 1955 p.19
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