Thanks for the effort.











Can you tell me what the marks are on the underside of the tube?:




1936 Model 180

Here's a thread on a similar Greifeldt staker:
http://www.doublegunshop.com/forums/ubbthreads.php?ubb=showflat&Number=207429#Post207429

I think this examples attempts to answer the time frame of Gebrüder Heym which would be somewhere around say 1910 to early 1945.

Kind Regards,

Raimey
rse