Samuel was educated at the Merchant Taylors' school, Crosby, and at the Victoria University, Liverpool, where he gained a scholarship in pathology. He took the M.R.C.S., L.R.C.P. in 1894 and entered the Army Medical Services on 29th July 1896. In 1898 he saw active service in the Egyptian Campaign, for which he received the Queen's and the Khedive's medals. The following year, 1899, he gained promotion to the rank of captain, and then in 1908 was promoted again to Major. Samuel was mobilised with the 7th Division on 15th September 1914 as the Officer Commanding the 22nd Field Ambulance. He arrived in Belgium on 7th October 1914. On 1st March 1915 he gained promotion to the rank of Lieutenant Colonel, then was appointed to command No 6 General Hospital, taking up this role on 26th August 1915. He remained there until 27th April 1917, when he was ordered to proceed to Abbeville. For his time here he was mentioned in dispatches. On 21st October 1917 he took up the role of A.D.M.S., 7th Division, and was granted the rank of temporary Colonel whilst in this role, dating from the 28th. He accompanied the Division to Italy and was present at the battle of Papudopole and the crossing of the River Paive, for which he was mentioned in despatches and awarded the Croce di Guerra. On 23rd October 1918 he gained the rank of a substantive Colonel. In March 1919 he joined the Scottish Command. He retired from the Army Medical Service in 1921, and resided in The Gunyah, Holloway Hill, Godalming, Surrey. Samuel was a member of the B.M.A. for 26 years. For recreation he enjoyed fishing and lawn-tennis. He was the son of Colonel S Archer A.M.S. and M.E. Webster of Upton Hall, Cheshire, and was the husband of violet Marguerite (daughter of Lt/Col E Fairland, A.M.S.), married in 1899.