The production blueprints exceed the allowable attachment size for the forum. If you want to check them out, I pulled most of them from this gunsmith forum page.
http://www.weaponeer.net/forum/forum...2&PN=1&TPN=1//
And Olle, just for kicks, here is your original Borchardt Owners manual.
https://www.scribd.com/doc/175718570...stem-Borchardt