Make: Winchester

Model: 1907

Serial Number: 55930

Year of Manufacture: 1955 (C&R Eligible)

Caliber: .351 Winchester Self-Loading

Action Type: Semi-Automatic, Fed by Detachable Magazine

Markings: The left side of the receiver is marked “55930.” The top of the barrel is marked “WINCHESTER PROOF STEEL” and “.351 CAL.” Additional manufacturer and patent markings are present on the barrel just behind the rear sight.

Barrel Length: 20”

Sights / Optics: The front sight is a fixed blade. The rear sight is a semi-buckhorn style and is elevation adjustable.

Stock Configuration & Condition: The rifle is fitted with a smooth walnut forend and buttstock. The stock has a straight comb and steel buttplate, with a 14 1/4" length of pull. There are light scratches, dings, and handling marks scattered throughout from normal use. The wood remains sound with no cracks observed. Overall, the stock rates in Very Good condition.

Magazine Quantity & Condition: One detachable box magazine is included, marked for “.351 CAL.” The magazine shows some finish thinning but remains in Very Good condition.

Type of Finish: Blued

Finish Originality: Original

Bore Condition: The bore is bright and the rifling is sharp. There is no notable erosion. In this writer’s opinion, the bore rates 9/10.

Overall Condition: This rifle retains about 90% of its original finish. The finish shows light edgewear, thinning on contact points, and some minor scattered marks. The screw heads are sharp, and the markings are crisp. Overall, this rifle rates in Very Good condition.

Mechanics: The action functions correctly. We did not fire this rifle. As with all used firearms, a thorough cleaning may be necessary to meet your maintenance requirements.

Box, Paperwork & Accessories: None

Our Assessment: The Winchester Model 1907 is an iconic early semi-automatic rifle, chambered for the potent .351 Winchester Self-Loading cartridge. Built with law enforcement and security use in mind, it was one of the first commercially successful semi-auto rifles designed for serious defensive and police applications. This 1955 example shows strong original finish and a sharp bore, with light honest wear from use. The later models are characterized by more durable, thick stocks and improved charging plunger with a finger-hook. This rifle’s clean stock, functioning mechanics, and detachable magazine make it a fine candidate for any Winchester collector or vintage self-loader enthusiast. Whether you’re looking to round out a historical firearms collection or simply appreciate the ingenuity of early 20th-century American gunmaking, this is a solid piece with a lot of character.