Hart, Gary Warren Discussion of tax dispute between Hart and Mary Estill Buchanan. RMN 0 21, 1980 p.5 Colorado Springs Hart-Buchanan debate. RMN 0 26, 1980 p.4 Interviews with Senate candidates Hart & Buchanan. RMN 0 30, 1980 p.10,180 Feature article on Hart & Buchanan. Wins senate term, Buchanan defeated. RMN N 5, 1980 p.4 Denver Monthly v.9 #6 O 1980 p.64 Influence will be cut in new Republican Senate. RMN N 6 , 1980 p.4