Results of studies and tests conducted by Pennsylvania Railroad in connection with lubrication of freight car bearings; causes of hot boxes, seasonal variations in their occurrence, and relation of freight train speed to hot boxes, are charted. (See also Ry Age v 134 n 18 May 4 1953 p 54-7)
What are causes of hot boxes?
Ry Locomotives Cars
Railway Locomotives and Cars ; 127 , n 5
1953
5 pages
Aufsatz (Zeitschrift)
Englisch
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