Source: ATF P 5300.11 · Curios or Relics List · Jan 1972 – Apr 20253,573 entries · 4 sections
The C&R RegisterA finding aid to the ATF Curios or Relics List, for Type 03 collectors
C&R · II · 696

Whitney Wolverine & Lightning

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. 22 ↗

Whitney, "Wolverine" and "Lighting", cal. .22, automatic pistols as mfd. by Whitney Firearms Company, Hartford, CT between 1955 - 1962.

ATF spells the Lightning as “Lighting.”

What this entry requires

  • ATF REQUIRESMade or imported as stated: “as mfd. by Whitney Firearms Company”
  • ATF REQUIRESMade 1955–1962 (ATF’s dates)ATF: “between 1955 - 1962”

Editorial facts · Our research

Country
United StatesBasis: outside reference ¹
Manufacturer
Whitney Firearms Co., Hartford, CTBasis: the ATF wording
Type
PistolBasis: the ATF wording
Action
Semi-autoBasis: outside reference ²
Caliber
.22Basis: the ATF wording
Made
1955–1962Basis: the ATF wording
Service
Commercial

Source

Official wording
ATF P 5300.11, April 2025 edition · Section II · PDF p. 22 ↗ · ATF original ↗
Entries
1 line
Verbatim check
Checked against the PDF text before every release
Editorial facts
Confidence: High · Last revised 18 October 2026 (Evidence pass) · How we rate confidence
References
  1. 1. Wikipedia, “Whitney Wolverine” ↗, country: infobox origin US
  2. 2. Wikipedia, “Whitney Wolverine” ↗, action: infobox type Semi-automatic pistol (blowback)
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
None

Historical context

Patent drawing, U.S. Patent 3,060,810 (shown for Whitney Wolverine & Lightning)
Shown: the patent drawing for Robert L. Hillberg's pistol action (U.S. Patent 3,060,810), the Whitney pistol's patent; not a production example.

Image: U.S. Patent 3,060,810, “Sear mechanism disconnected by breech block motion, sheet 1” by Robert L. Hillberg, Public domain (US patent). Retrieved October 2026.

Summary: Wikipedia, “Whitney Wolverine”. Text CC BY-SA 4.0.

FROM WIKIPEDIA

The Whitney Wolverine is a semi-automatic .22 LR caliber pistol created in 1956. Notable for its advanced, "space-aged" looks and then-new aluminum construction, it has a 10-round magazine, a barrel 4.625 inches (117.5 mm) long and a weight of only 23 ounces (650 g).