Finished it up. I never did run the serial number, the guy lost interest for the most part. Best guess is a Montgomery Ward bike.
Deep cleaned, new tires, rims, liners, chain, all bearings, clear coated it- that was $210.00. The guy ordered the light from ebay for about $40, and had the seat recovered. My local bike shop would have charged $130 to strip it to the frame, and $15 per wheel for truing. No way would they have done all the little mods that it needed to run right. Now he owes me one