title: Milwaukee Road class ES-1
text: # Milwaukee Road class ES-1
  
  The Milwaukee Road's class ES-1 comprised a single electric switcher locomotive built in 1915. It was designed to run on the unique 1,500 V DC electrification in the yard at Great Falls, Montana. It was originally numbered #10000 and was numbered E85 in March 1939. It was retired in November 1939.
  
  