You guys should look up Andy Swift, known as Firefly. He's the country's foremost authority on American LaFrance fire trucks...among others. Specializes in the older ones, but you never know. He's got a couple of these 60's 70's engines kicking about as well.
http://www.firegold.com/1andySwift.html
His site looks to be down now...but the above link should get you there.