Mags labelled Kontakt which is German, but not Dutch. CB labelled Olie (with Dymo) which is Dutch but not German.
Mel ruled out Dutch and German, so I started searching Scandinavia for Gipsy Majors and here it is, in glorious colour:
http://www.airliners.net/open.file?i...ext_id=0259495
The rear cockpit of an SAI KZ II - another previously unknown to me Gipsy Major engined trainer.
"Easy" - surely Sir, you jest?
Did you post it in black and white for period atmosphere or just to put us off the scent?
And another thing I learned today during my quest - Dymo labels were introduced in 1958.
I42