Frederick enlisted into the 1st Home Counties Divisional Field Ambulance, R.A.M.C., T.F. on 20th January 1913. He was 21 years and 1 month old; was a skilled labourer at H.M. Dockyard; and was living at 7 George Street, Chatham at the time. He became one of a quota of N.C.O.ís and men, known as 'Special Reserve', who previously agreed to serve overseas in the event of a war. On 6th August 1914, he transferred from the 1st Home Counties Field Ambulance to serve with the Expeditionary Force, and marched alongside Captain Greene, and the detachment, to a field adjoining Monocktonís Mill, Sandling Road, Maidstone, which had become the mobilization headquarters of No 10 Field Ambulance. He entered the war with the 10th Field Ambulance on 23rd August 1914. He was due to be discharge from the British Expeditionary Force on 24th September 1915. On 15th September he was sent to Base Details at Rouen, who transferred him to England with instructions to report to the Officer Commanding Depot at Aldershot. He then returned to the 1st Home Counties Divisional Field Ambulance, being posted to the 3/1st Home Counties Field Ambulance. On 3rd March 1918 he embarked at Southampton as part of the 20th Egyptian Reinforcements, traveling to Alexandria and arriving on 27th March he appears to have then re-embarked for Marseilles on 8th April, disembarking in France on the 17th. On 11th May 1918 he joined the 27th Field Ambulance, in the field, and remained with this unit until 27th January 1919, returning to England on 16th for demobilization. He was disembodied from service on 13th February 1919.