Little slice of history available for NC35535 and NC28188

[43-491]

1943 Pilot flight training logbook on eBay

U.S. Dept of Commerce
CAA War Training Service
Pilot Rating Book
Form ACA 1177

Lists the following Cubs:

NC35535 - Still active reg per FAA database, 1941 s/n 6440, Florida
NC28188 - Still active reg per FAA database, 1940 s/n 4638, Florida
NC25814 - Deregistered, s/n 3772
NC33243 - Deregistered

One entry appears to be NC38638 which is a 1941 J-5A 5-1024 in Georgia. So it's likely NC33638 (Deregistered).

http://www.ebay.com/itm/1943-44-AAF...ash=item2efbe12d71:g:7tAAAOSw-0xYiMwB&vxp=mtr

 

[high time cub]