Probably early post war as no black out mask,and still has wartime C number,a late model with steel primary chain cases,another WNG is under a tarpaulin in the left of the photo.

Nice one, thanks for sharing Steve!

Definitely early post war, as the bike hasn't been issued with a Belgian Army reg number yet.

Here's another one with a close census number, with Belgian registration number:

email (option): wd.register@gmail.com