Teaching Engine Design, Ceylon
Here we see a reminder of how global the British war effort was - a group of Sinhalese recruits into the Royal Navy being taught about aircraft design by an RAF corporal on Ceylon. The engine in question appears to be a radial engine with the cylinders removed.
How to cite this article:
Rickard, J (DATE), Teaching Engine Design, Ceylon , http://www.historyofwar.org/Pictures/pictures_teaching_engine_design_ceylon.html