Soo Line Mikado 1003 By Brian Schmidt | February 13, 2024 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Fresh from the paint shop, Soo Line Mikado No. 1003 sits in the sun in October 1959, shortly after being donated to city of Superior, Wis. But is it a USRA Heavy or Light Mikado? Neither; the USRA’s Heavy and Light designs came along after Soo Line Mikado No. 1003 was built. John H. Kuehl photo, David P. Morgan Library collection