The gun was so good, the military asked the company to build something else.
When the Singer Sewing Machine Company Built the Best .45 Pistol Ever Made
Zinger (şirkət) — Vikipediya
After one a century of production why is the Colt M1911 and the .45 ACP still so popular? - Quora
Ithaca Model 1911A1 .45 ACP Pistol
Singer Featherweight 221 Blackside Finish – The Singer Featherweight Shop
Would you rather carry an MP40 or an M3 grease gun into urban battle? - Quora
What is best close combat firearm, that is meant to be used in war? - Quora
45
Military Issued 1911 Handguns
תאגיד סינגר – ויקיפדיה
Why the Colt M1911A1 Remains a Legendary Pistol