Found near Stevens Pass, Wa... on the only line that ever used M-3070 Lima's ...about a dozen were found in 1997-1998 but none since... Till this weekend when I fount two more! The linethat used these was built in 1908 and powered the famous electrification of the old Cascade tunnel from 1908-1929 on the Great Northern railway The line was abandon when a new tunnel and electric rail system was installed in 1929