Show highest n of air radio stations lt e 3 1 4 7 k e T AN altitude of feet ret ut at summits calif shere the lincoln loncoln highway A AT crosses the sierra nevada mountains Is the highest ruan mad operated air rat radio dio station in the west lere jere six men are on 24 hour duty sending out signals and weather reports to the transcontinental trans trails continental air liners on what it is one of the most treacherous stretches of the alray airway system on account of heavy winds wind the building Is held down with steel cables |