US Test Trials White-Merrill .45 Caliber Pistol

Published on March 29, 2017
Duration: 15:59

This expert guide details the White-Merrill Model 1907 pistol, a contender in the 1907 US military pistol trials. It covers the pistol's unique design, including its transparent grip window and one-handed charging lever, and its innovative tilting slide action. The guide also highlights the pistol's significant reliability issues encountered during trials, providing valuable insights into firearm development and historical military testing.

Quick Summary

The White-Merrill Model 1907 pistol was a contender in the 1907 US military pistol trials, featuring a transparent grip window and a one-handed charging lever. Despite good accuracy, it failed endurance tests with 40 malfunctions in 110 rounds due to reliability issues like parts loosening under recoil.

Chapters

  1. 00:00Introduction: White-Merrill .45 Pistol
  2. 01:04Developers and Design Philosophy
  3. 02:49Unique Mechanical Features: Charging Lever & Sights
  4. 03:23Trial Performance and Reliability Issues
  5. 05:37Magazine and Loading System
  6. 09:01Technical Operation: Tilting Slide Action
  7. 10:44Disassembly and Internal Components

Frequently Asked Questions

What was the White-Merrill pistol's role in US military history?

The White-Merrill pistol was a candidate in the 1907 US military pistol trials. These trials aimed to select a new service pistol, ultimately leading to the adoption of the M1911. Other notable firearms competed, but the White-Merrill faced significant reliability challenges.

What were the key design features of the White-Merrill Model 1907?

The White-Merrill featured a transparent grip window for ammunition status checks, a one-handed charging lever below the trigger guard, and fixed sights attached directly to the barrel. It employed a short-recoil, tilting slide action and a 10-round double-stack magazine.

Why did the White-Merrill pistol fail the 1907 military trials?

Despite good accuracy (1.7-inch mean radius at 100 feet), the White-Merrill pistol suffered from severe reliability issues. It experienced 40 malfunctions in just 110 rounds during endurance tests, including feeding, extraction, and ejection failures, as well as parts loosening under recoil.

How does the White-Merrill pistol's action work?

The White-Merrill uses a unique short-recoil, tilting slide action. When the trigger is pulled, it actuates the slide, pulling it down onto barrel locking lugs to secure the action. The slide then lifts off these lugs after a short travel to complete the firing cycle.

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