Source: L. 69: p. 763, � 38. C.R.S. 1963: � 89-21-38. L. 70: pp. 299, 300, �� 121, 122. L. 71: p. 964, �� 14, 15. L. 77: (6) amended, p. 234, � 11, effective June 19; (4) and (10) amended, p. 288, � 63, effective June 29; (9) amended, p. 1515, � 83, effective July 15. L. 80: (4) and (10) amended, p. 416, � 32, effective February 21. L. 92: Entire section repealed, p. 924, � 198, effective January 1, 1993.