This is the Werle video on Luger dangers ... I have actually done this myself in my more daredevil days.
Luger P 08 safety advice by Herbert Werle, Waffen Werle Germany
https://www.youtube.com/watch?v=-1zmp-vhylQ
The Luger can be easily made full auto as well ... not going to show you how but the gunsmith types here will easily figure it out
Luger full auto
https://www.youtube.com/watch?v=hXSqB3uUBAk