The Ultimate Guide to Turnstiles: 4 Benefits and Advantages
![Human, Person, Flooring, turnstile](https://blog.dormakaba.com/tachyon/2020/09/Blog_Post-picture_02-10.jpg)
When the US supermarket chain Piggly Wiggly opened its doors to customers in the early 20th century, its founder Clarence Saunders worried about overcrowding and mass hysteria. Hence, he installed an entry system to regulate people’s flow to allow only one person at a time.