Birth control Zero Population Growth - group formed in Denver to aid campaign for population control in USA. Post Je 1, 1970 p.21 Birth coltrol services bill introduced. Ri^N F 24, 1971 p.54 Governor signs law authorizing state and local government agencies to distribute birth control information. Post Ap 30, 1971 p.3 Information services gain for voluntary population control. Post My 9, 1971 p.35 0
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