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Edgar Andrew Bolton (c1898-1947)
1901 Living at 168 Bolton Road, Pendleton: Andrew Bolton (age 42 born Manchester), Mechanical Engineer Consulting - On Own Account. With his wife Elizabeth A. Bolton (age 37 born Manchester) and their son Edgar A. Bolton (age 3 born Southport). Also his mother Catharine J. Bolton (age 77 born Wigan).
1937 Married (?) Cowley
1948 Obituary 
"Captain EDGAR ANDREW BOLTON was for twenty-six years a director and, latterly, chairman and joint managing director, with Mr. T. F. Gray, M.I.Mech.E., of Bolton's Superheater and Pipe Works Company, Ltd., of Stockport, which had been founded by his father, the late Mr. Andrew Bolton, who was a pioneer in the development of steam heating.
He was educated at Stonyhurst College, and after serving a year's apprenticeship with Messrs. Etchell, Congdon, and Muir, Ltd., joined the Royal Naval Air Force, in which he served successively as pilot, compass and navigation officer, and finally as flight-lieutenant.
On demobilization in 1919, he began his long association with Messrs. Bolton's, and was actively engaged in assisting the managing director in the development of the firm's products, being closely concerned with the design of extra-high-pressure air valves and stainless steel pressure vessels. Captain Bolton's death occurred at his home near Macclesfield, on 19th May 1947.
He was elected an Associate Member of the Institution in 1941, and was transferred to Membership in 1946.
He had many patents and inventions to his credit, especially in connection with valves and high-pressure vessels."
1947 Obituary