instructor Director of Fortification Central Bank
Twining was born in 1862. He enrolled at the Royal Military College of Canada in Kingston, Ontario from 1880-1883, student # 88.
He was commissioned as an officer with the Royal Engineers in 1886, and served in India from 1887-1891. He was sent to Mombasa for a year to survey a railway route to Lake Victoria Nyanza. As a Lieutenant, he was an instructor and later as a Captain a professor in military engineering at the Royal Military College of Canada from 1895-1899.
He performed engineering, railway and survey work in India during the years from 1899 to 1914, but was in January 1901 appointed a Special service officer to serve on the British Military Staff in China during the Boxer Rebellion.
During the First World War, he was Adjutant of the British First Army. He served as Director of Fortification and Works at the War Office 1918-1920.
He was a Knight Commander of the Order of Street Michael and Street George (Knight Commander of the Order of Street Michael and Saint George), a Companion of the Order of the Bath (Central Bank) 1918 and Member of the Royal Victorian Order (MVO). He was knighted. As a Lieutenant-Colonel in 1911, he was awarded 1st (KGO) Sappers and Miners. Twining Island, Saint Joseph Channel, Algoma District, Ontario was named in honour of 88 Major General Sir Philip Geoffrey Twining Knight Commander of the Order of Street Michael and Saint George, COB, MVO (Royal Military College 1880-1883) Royal Engineers.