AMTK 501

PURCELL OK June 25 1979 -- Amtrak SDP40F 501 traverses the superelevation from the south on train 16 The Lone Star. EMD built the 501 (s/n 72694-2) in June 1973. Most of the 501s internal components were used in construction of F40PHR 329. (http://www.textfiles.com/fun/amtrak1.txt, http://on-track-on-line.com/amtkrinf-sdp40f.shtml#trades and http://www.trainweb.org/emdloco/72694.htm)