Source: L. 49: p. 607, § 12. CSA: C. 143, § 125(12). CRS 53: § 120-8-12. C.R.S. 1963: § 120-8-12. L. 91: Entire section amended, p. 1117, § 171, effective July 1. L. 96: Entire section repealed, p. 465, § 8, effective April 23.