On this episode of Our American Stories, in 1902, the first successful, commercially available gun silencer was invented by Hiram Percy Maxim. He also developed mufflers for internal combustion engines using much the same technology. Maxim was an American inventor, graduate of the Massachusetts Institute of Technology, and son of Sir Hiram Stevens Maxi— inventor of the first portable, fully automatic machine gun.
Support the show (https://www.ouramericanstories.com/donate)

How a UCLA Student Helped Save a Lost Marx Brothers Film
20:18

In 1838, Two U.S. Congressmen Dueled with… Rifles!
09:58

When Ben Franklin's Son Took the Loyalist Side in the Revolution
07:59