Carefully stored by its owner in a 1930s Mauser labeled ribbon box. The box originally contained a typewriter type ribbon used in the Mauser calculation machines, produced during the 1930s.
The cartridges are made by DWM, the brass case ones were made at the DWM Karlsruhe branch, the steel cased cartridges were made by DWM in Berlin.
The HSc pistol that came with it is still in Germany, awaiting import papers. The 1944 pistol was refurbished by a former Mauser employee for personal use and has the rare finger extension magazine with it.