352.160 Repealed, 1972 Catchline at repeal: First-class personnel to be employed in nongaseous mine having explosive gas or history of gas ignition. History: Repealed 1972 Ky. Acts ch. 303, sec. 53. -- Amended 1952 Ky. Acts ch. 162, sec. 23, effective March 25, 1952. -- Recodified 1942 Ky. Acts ch. 208, sec. 1, effective October 1, 1942, from Ky. Stat. sec. 2727-7.