Originally Posted by
Reynolds
^ Is that supposed to flex and absorb road shock? And why that stump at the right side? Dynamo mount?
That's the idea.

It's a springfork bike made by the "Anker-Werke" in Germany called "Anker Sichelrad". The one shown above was built in 1937.
The purpose of the stump on the right side of the fork is indeed to Mount a Dynamo, which given the shape of the fork otherwise would be impossible.