It is indeed, sir. Over to you. Going to have to make these more difficult !

Is that a Transland Ag-2 , Walter ??

Big problem for the true amateur (like me) seems to be lack of support for RAW in Photoshop for many cameras unless you are prepared to stump up for the latest, and very expensive, version. Adobe are pretty ruthless in this respect
Particularly true for Olympus users like myself.
OK, you can use a converter to render it to a jpeg but that seems to be defeating the point !

OK, a final clue or answer will be posted tonight.

This is built in a European country under licence from a famous manufacturer , also European. 220hp BMW.

In that case, Ireland N-2C (or D ?) Neptune

Grainy, bad. Gliders,worse. Grainy gliders – no chance…..

A man who knows his floaters…. Correct, sir.

Is it the Lorraine-Hanriot LH-41 ??