Odd Iver Johnson prototypes

This video provides an expert-level overview of the Smith & Wesson 1913 pistol, detailing its unique Clement-patent-based takedown system and control mechanisms. The instructor, demonstrating high authority, explains the pistol's historical context, mechanical operation, and reasons for its commercial failure, emphasizing the proprietary caliber choice.

This guide details the disassembly process for the Warner Infallible pistol, as demonstrated by Ian McCollum on Forgotten Weapons. It highlights a specific lever mechanism for bolt disconnection and warns of a potential safety flaw. The video provides expert-level insight into the mechanics of this historically significant but commercially unsuccessful firearm.

This video provides an expert-level look at the unique E.H. Searle Prototype, a 1-of-1 firearm chambered in .32 ACP. The demonstration highlights its innovative squeeze-grip slide cocking mechanism and integrated magazine release. It also details a straightforward takedown procedure involving a forward lever to free the barrel. The presentation is highly informative, showcasing deep knowledge of historical firearm prototypes.

This guide details the disassembly of the rare Fox .32 pistol prototype, a precursor to CZ's early designs. It highlights the unique folding trigger mechanism designed for concealed carry and the innovative rolled sheet metal frame construction. The analysis, presented by Ian McCollum, offers deep insight into early firearm manufacturing techniques and historical context.

This guide details the disassembly of the rare .32 ACP Dreyse Light Carbine, manufactured by Rheinmetall and designed by Louis Schmeisser. It highlights the simple blowback, striker-fired mechanism and the unique double-stack magazine. The video emphasizes historical context and practical handling, with expert insights from Ian McCollum.

This guide details the disassembly of the BSW Prototype Gas-Operated Pistol, a rare competitor to the Walther P38. It covers identifying key features like the gas lever and port, and performing a basic field strip. The information is presented with expert analysis, highlighting its historical significance in 1930s German military trials.

This guide details the specific technique for separating two MAS-36 rifles that have been inadvertently locked together by their bayonets. It outlines the historical context of this issue, the modification made to the bayonet to resolve it, and the step-by-step procedure for disengagement. The technique requires precise alignment and the use of a pointed tool to access the internal release mechanism, as demonstrated by firearms expert Ian McCollum.

This guide details the loading and firing procedure for the M134 Minigun, as explained by Ian McCollum. It covers manual indexing of the barrel cluster, feeding the ammunition belt, engaging controls, and firing. The guide also touches upon the weapon's spin-down inertia and the function of modern clutch systems. Expert instruction from a recognized firearms historian highlights the technical aspects of operating this powerful weapon system.

This guide details the operational features of the H&K G11 K2, a prototype assault rifle known for its caseless ammunition and unique rotating drum bolt. It covers the selector settings, magazine capacity, integrated optics, and the internal action designed for recoil management during high-rate-of-fire bursts. Expert insights from Ian McCollum highlight the historical context and technical innovations of this advanced firearm.

This guide details the operation of the German L.Gr.W.36 50mm light mortar, as demonstrated by expert Ian McCollum. It covers assembly, leveling procedures, ammunition handling, and live fire execution, emphasizing the difficulty in visually tracking the projectile. The instruction highlights the importance of proper setup for accuracy.