Polytechnic Marathon the event, and the Polytechnic Marathon was born. The first Polytechnic Marathon was held on 8 May 1909. Henry Barrett won, followed by Fred Lord, and Harry Green. As with the Olympic race, the start was at Windsor Castle and the course was 26 miles, 385 yards; this distance was adopted as the international standard for marathons in 1924. (The older Boston Marathon, founded in 1897, adopted the distance in 1924, but was slightly short for the first three years and was shorter still from 1951 to 1956.) Over the years, the route of the Poly Marathon varied. From 1909
Athletics at the 1908 Summer Olympics – Men's marathon yards on the track") eventually became the origin of the modern Marathon distance of "no less than 42.195 km". According to the book "The Marathon Makers" by John Bryant, the first mile of the 1908 Olympic Marathon course was remeasured by John Disley in the late 1990s and was found to be 174 yards (159 m) short. The official report lists the leaders at each mile from the fourth to the twenty-fourth: Thomas Jack (miles 4–5); Frederick Lord (miles 6–14); Charles Hefferon (miles 15–24). Dorando Pietri of Italy caught Hefferon and sped up between Old Oak Common Lane and Wormwood