Milk Denver milk producers reject Proposal by OPA. 1943 p.1 Denver milk tax passes and OPA threatens suit. Post N 2, 1943 p.1 Attorney loses first round in fight on Denver milk tax. Milk prices raised throughout Colorado. Post N 20, 1943 P.1 Denver milk row carried to washington Post N 22, 1943 p. Denver milk ordinance is held invalid. Post N 27, 1943 p.1