I wanted to wait, but it is simply too hot to work out in my shop, so I started another paper card model. This is another Berg D.I in Autumn camo. My thanks to Marco, (Matt 77), for the file.
The cockpit pieces are hard to figure and the instructions, such as they are, are pretty sparse, so you are on your own in how to use them. Photos below are my idea of what works.
Here is what I think was intended for the cockpit control parts.

And here is the cockpit with the seat installed.

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