If not buried in the local village on that date or the day after 30/31st maybe you could look at cemeteries around the area and look for a denominator.
Where was the nearest RAF base or CWGC Cemetery to the crash site.
This has all CWGC cemeteries in Lincolnshire:
CWGC Cemeteries - E England
There are 334 in Lincolnshire from Alford to Wrangle.
The system is out of Alphabetical order so it is best to copy it onto an XLS sheet and sort it back to full alphabetical.