All of them were EX-BTAR. ORSM 7000 (C40-8W) Represents the Ctiy of Iowa City Also a class leader. ORSM 7001 (C40-8W) Represents the City of Chicago, Also you may notice that it was the METX SD70MACH scheme. ORSM 7002 (C40-8W) Represents Two cities - Davenport and Bettendorf, Iowa, You will notice that the numberboards are high, but the horn is a horn of a GE ES44AC. ORSM 7003 (C40-8W) Named "Maroon" This locomotive represents the City of Moline with the Number on the locomotive kinda representing NS 1067.