
Are you a soda fountain owner? Did you just time travel from the year 1919? Then have I got an invention for you!
Source: Gizmodo – This Prohibition-Era Alarm Was For Catching No-Good Soda Pop Thieves

Are you a soda fountain owner? Did you just time travel from the year 1919? Then have I got an invention for you!
Source: Gizmodo – This Prohibition-Era Alarm Was For Catching No-Good Soda Pop Thieves