William Phelps Eno was an American businessman responsible for many of the earliest innovations in road safety and traffic control. He is sometimes known as the "father of traffic safety", despite nev
Honorary driver's license for Eno, issued by A. Bertillon, Préfecture de Police, Nancy, France, 1912
Traffic regulations first drafted by Eno, as issued by New York City on February 8, 1909
Columbus Circle rotary plan in Eno's Street Traffic Regulation, 1909
Columbus Circle is a traffic circle and heavily trafficked intersection in the New York City borough of Manhattan, located at the intersection of Eighth Avenue, Broadway, Central Park South, and Centr
2015 view
Columbus Circle during construction of the original subway in 1900
Subway construction under the Columbus monument in 1901