"Snow on the Run" Southern Pacific documentary
A documentary produced by Southern Pacific chronicling their snow-fighting efforts on the Overland Route during the winter of 1951 and '52. This was the year the "City of San Francisco" was stranded due to heavy snow.
There is no audio from 5:14 to 5:40, and from 5:48 to 6:50. This is because music on the audio track was flagged by YouTube as matching third-party content and had to be removed.