Colorado project common cause House of Representatives report by Common Cause reveals legislator's interests leave citizen unrepresented. Cervi's Journal 0 23, 1972 p.1 State revenue director and Common Cause debate property tax amendment. Post 0 25, 1972 p.15 Raps under-assessment of business property, supports proposed constitutional amendment. R MN 1972 p.5 Won't give up despite ballot defeats RN N 21, 1972 p.5,6 Editorial commends Common Cause. RMN N 22, 1972 p.2'6 0