Freight train resistance its relation to average car weight- / by Edward C. Schmidt
Schmidt, Edward C.
Freight train resistance its relation to average car weight- / by Edward C. Schmidt - Urbana, Illinois : University of Illinois, Engineering Experiment Station - 86 p. - Bulletin ; no.43 .
Freight train resistance its relation to average car weight- / by Edward C. Schmidt - Urbana, Illinois : University of Illinois, Engineering Experiment Station - 86 p. - Bulletin ; no.43 .