Didn't get many rising to the bait...but running this ad on Craigslist.com Oklahoma City to see if someone there recognizes the car Uncle Ted has out in the barn...
1953 Cadillac 3-seater convertible, black - $1000 (Oklahoma city)
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(google map)
I want this car, thought to be in storage in OC since '53. Wire wheels. Disappearing top. Lot of chrome on the dash, Unique 3 seater. Painted black. Had Michigan plates on it.