Hello Craig,
In V. Bobba's book on Swiss lugers on page 126 (in regards to the M06/24 W+F), he mentions that at or around pistol # 26205, the rust bluing technique with frame interiors "in the whilte" gave way to immersion-blued pistols with their interiors blued.
In V. Bobba's book on Swiss lugers on page 126 (in regards to the M06/24 W+F), he mentions that at or around pistol # 26205, the rust bluing technique with frame interiors "in the whilte" gave way to immersion-blued pistols with their interiors blued.