VintageAntique Key Guns by Steampunk Tendencies 31 mars 2020 by Steampunk Tendencies 31 mars 2020Key pistols were popular from the 17th century until about the mid-1800’s, and were used primarily by jailors. If a captive became too aggressive and tried to get out while the jailor opened the door, he could simply fire through the key hole. 10 FacebookTwitterPinterestTumblrRedditEmail