John Martz Custom P38s: Babies, .45s, and .38 Supers

Published on November 15, 2017
Duration: 5:22

This guide details the intricate custom gunsmithing work of John Martz on P38 pistols, showcasing modifications like the 'Baby' P38 with a shortened profile and the complex conversion to .45 ACP. It highlights Martz's expertise in frame widening, rechambering, and finishing techniques, emphasizing the artistry and rarity of these unique firearms. The information is presented with high authority, reflecting deep knowledge of specialized firearm customization.

Quick Summary

John Martz was a skilled custom gunsmith specializing in Lugers and P38s. His notable modifications include the 'Baby' P38 with a shortened profile, a complex .45 ACP conversion requiring frame widening and a new barrel, and .38 Super rechambering. Each custom build was uniquely numbered, highlighting their rarity and craftsmanship.

Chapters

  1. 00:00Introduction to John Martz
  2. 01:08The 'Baby' P38
  3. 02:34.45 ACP P38 Conversion
  4. 03:18Serial Numbers and .38 Super
  5. 04:07Conclusion and Legacy

Frequently Asked Questions

Who was John Martz and what was his specialty in gunsmithing?

John Martz was a WWII Navy veteran and sheet metal fabricator who became a renowned custom gunsmith in the late 1960s. He specialized in modifying Luger and P38 pistols, creating unique and highly crafted firearms.

What are the key modifications seen on John Martz's custom P38 pistols?

Martz's custom P38s include the 'Baby' P38 with a shortened barrel and grip, a .45 ACP conversion involving frame widening and a new barrel, and .38 Super conversions rechambered for the caliber. He also applied custom finishes like straw bluing.

How did John Martz approach the .45 ACP conversion of a P38?

Converting a P38 to .45 ACP was a significant feat. Martz widened the frame by welding two frames together, fabricated a completely new barrel, and modified the magazine well to accommodate the larger caliber and ammunition.

What is the significance of the serial numbers on John Martz's custom builds?

John Martz meticulously numbered his custom creations. For example, the .45 ACP conversion was marked as No. 26, the 'Baby' P38 as No. 23, and a .38 Super conversion as No. 3, indicating their unique status.

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