I have 4 old radiators, some with new valves. They all work very well. Three are 10 vent, apx. 6" x 24". One is 7 vent, 6" x 18 or so. The metal is nice and has some detail. They have been painted a few times.
These sell in St. Louis for $150-$200 each. Let me know if these will work for you.