N179ZZ (cn SH3109) A former USFS Shorts C-23A Sherpa seen at KTOL. This aircraft was delivered to the USAF in 1985 as 84-0462 in 1985. Later, it delivered Smoke Jumpers to fight wild fires for the USDA Forest Service Fire & Aviation Management. Now it will be used to haul freight for local air carrier Career Aviation Co. dba Sierra West Airlines.