Where did the first double action only pistol start?
Well it started from a strange small pistol known as the Little Tom.
Ian from Forgotten Weapons tells us all about the first ever double action only pistol, the Little Tom.
When you add that interesting feature with brass magazines that can load into the pistol from the top or the bottom you have a very unique weapon. This little .25 ACP caliber semi-automatic pistol also had many other strange features that are explained in great detail in this video.
The study of historical pistols would not be complete until you experience the interesting Little Tom DAO pistol in your research.