Education
Born in London, Treacy was educated at Haberdashers" Aske"s School and at King"s College London, though he left without taking a degree.
Born in London, Treacy was educated at Haberdashers" Aske"s School and at King"s College London, though he left without taking a degree.
His photographic work appeared in various magazines during the 1930s. His photography was interrupted by being an army padre during the Second World War, for which he was awarded an Administration Member of the Order of the British Empire. He published his first book of images in 1946. On demobilisation he became Rector of Keighley and in 1949 was appointed Archdeacon of Halifax.
In 1961 he became Suffragan Bishop of Pontefract and in 1968 he was made Bishop of Wakefield, a post in which he remained until he retired in 1976.
On 13 May 1978, Treacy died from a heart attack on Appleby Station on the Settle-Carlisle Railway waiting for a railtour hauled by BR 92220 Evening Star. A slate plaque is displayed on the main station building to his memory.
He is buried at Street Kentigern"s Church, Crosthwaite, Keswick. The Treacy Collection of 12,000 photographs forms part of the National Railway Museum"s archive of over 1.4 million images.