Done up to represent vehicles used in Desert Storm Rocos M109 155mm SPF and a M548 support vehicle. The diesel engine and flat car represents Army reserve railway units that staged army equipment at ports for shipment overseas.
A little bit of a cheat here, most of these old Roco's come partially assembled, where you add accessories and paint. The M40 had a 155mm gun built on a modified late Sherman chassis. Used at the end of WW 2 and in the Korean war. I had had one[...]