08-09-2018, 09:45 AM
(This post was last modified: 08-09-2018, 09:46 AM by Mike Costigan.)
Those numbers look to be 62675 and A6-5030, which fit quite neatly into survivors on the Chassis Register eg: 62525 and A6-4880, and 62777 and A6-5132, both registered June 1928.