Sold at Auction: Stinger, R.J. Braverman Stinger .22LR Pen Gun
Pugio PEN-15 AOW Pen Gun - Aklys Defense LLC
Pen gun found in carry-on luggage at Logan Airport; 17th firearm detected this year at security checkpoint - The Boston Globe
Pen gun found during drug bust in Md. | wusa9.com
Stinger .22lr Pen Gun Suppressed ! Quiet Hidden Gun 100% Legal to Own Spy Pen Gun How does it shoot? - YouTube
Bootleg Gunz:The Bazaar of Bizarre Guns - "A .22lr pen gun made from a $3 automatic center punch tool. The key ring is simply pulled back and released to fire. These same