Postcard depicting soldiers of the Luftwaffe in high split, in the background you can see two Messersmitt 109.

Luftwaffe postcard

RAD column marching with their spades. I've read (and hope it's just a legend) that the jackboots were so hard they could tear your legs to shreds, and the men had to piss in them first in order to soften them.

RAD marching

German engineers in light drill suits having a break during the repair of a blown-up bridge over the Warthe/Warta river, autumn 1939.