C&R · II · 252
Davis-Warner Infallible
Section II: curio or relic, still subject to the Gun Control Act
Official wording
ATF P 5300.11 · APRIL 2025 EDITION · SECTION II · VERBATIM · PDF P. 9 ↗
Davis Warner, Infallible, semiautomatic pistol, cal. .32.
What this entry requires
- INFOATF states no date; production was about 1914–1919.
Editorial facts · Our research
- Country
United StatesBasis: no citation - Manufacturer
- Warner Arms Corp.; Davis-Warner Arms Corp.Basis: the ATF wording
- Type
- PistolBasis: the ATF wording
- Action
- Semi-autoBasis: the ATF wording
- Caliber
- .32 ACPBasis: the ATF wording
- Service
- Commercial
Source
- Official wording
- ATF P 5300.11, April 2025 edition · Section II · PDF p. 9 ↗ · ATF original ↗
- Entries
- 1 line
- Verbatim check
- Checked against the PDF text before every release
- Editorial facts
- Confidence: Medium · Last revised 18 October 2026 (Evidence pass) · How we rate confidence
- References
- 1. unblinkingeye.com ↗, years: Buffaloe: Type I Infallible made from sometime in 1914 through 1916; Davis-Warner continued it to 1919 (Matthews), possibly about 1921
- 2. Wikipedia, “Davis Warner Infallible” ↗, years: infobox production date 1917-1919 (Davis-Warner era)
- Fact tags
- ATF the ATF wording states it.
- REF ¹ an outside reference supports it; the number points to the list of references.
- ESTIMATE an approximate or indirect reading, for example the production range of the base model.
- NO CITATION we haven’t attached a reference for this fact; it’s our editorial reading, not ATF’s.
- Source checked
- 20 October 2026: ATF’s page still lists the April 2025 edition
- Corrections
- 1 change · see below
Correction history
- Evidence passYears: 1915–1919 → 1914–1919. Buffaloe: Type I Infallible began manufacture in 1914
Historical context

Image: U.S. Patent 1,105,416, “Automatic hand-firearm, sheet 1” by Andrew Fyrberg, Public domain (US patent). Retrieved October 2026.