This P.38 has been chambered to shoot 45 ACP and 38 Super through the use of Martz slide and barrel assemblies. Fitted with blade front and notch rear sights, the left side of the slide is marked with a hand engraved Walther banner, "P38" and in fancy script "Martz .45 acp/ No. 20", with "LINCOLN, CA./U.S.A." in matching script on the right side. The frame is marked with the serial number "3426" and a "waffenamt/359" after, with circled "JVM" and "20" on the right side. The trigger guard is marked "ac." Barrel lug is marked "JVM" on the left, with an unmarked locking block. Blued magazine marked ".45 Auto./JVM" on the floor plate. Included wood case has two brass plaques inside that read "Prototype P38 45 ACP/38 Super Calibers Sept. 20 1995. Case by Robert Edwards". With an extra barrel and slide assembly marked "Martz .38 Super/No 6" and extra magazine marked "38 Super/JVM" on the floorplate.