 On 16 June, he was part of a multi-aircraft assault on an Albatros D.III; he shared credit for the victory with his observer Air Mechanic 2nd Class J. M. O'Shea and ten squadron-mates.On 1 July 1917 he was promoted to lieutenant.Womersley gained a second victory on 23 July, driving down an Albatros D.V with his observer Second Lieutenant Cyril Agelasto.