He was part of the British team City of London Police which won two gold medals in 1908 and 1920 and the joint
City of London Police-Metropolitan Police "K" Division British team which won a silver medal in 1912.
He also competed in the heavyweight division of both the Greco-Roman and Freestyle wrestling competitions at the 1908 olympic Games.[2]
The combined Metropolitan and City of London Police tug of war team that won the silver medal at the Olympic Games in 1912. (back row - left to right)
Joseph Dowler*,
Alexander Munro *, Edwin Mills,
John James Shepherd, H. Stiff,
Frederick Humphreys; (front row - left to right)
Walter Tammas *,
Walter Chaffe[b]*, Thomas Peel *, Matthias Hynes *, John Sewell. * = Metropolitan Police; all others City of London Police