William Ogden Dayson (1861-1931)
1861 Born at Ebbw Vale the son of William Dayson, bookkeeper for the Ebbw Vale Co., and his wife Hannah
1911 Living at 31 Bryn Road, Swansea: William Ogden Dayson (age 50 born Ebbw Vale), Mechanical Engineer. With his wife Leah Maria Dayson (age 45 born Ebbw Vale) and their children; Franklyn Noel Dayson (age 20 born Ebbw Vale). Engineering Apprentice; William Rosser Dayson (age 17 born Ebbw Vale); Phyllis Annie Ellen Dayson (age 12 born Blaenavon); and Doris Leah Maud Dayson (age 12 born Blaenavon). Three servants.
1931 December 24th. Died
1931 Obituary 
WILLIAM OGDEN DAYSON was Chairman of the South Wales Branch in 1928, and bad been a member of the Branch Committee since its formation in 1921.
He was born in 1860 at Ebbw Vale, and educated at Leeds. He served his apprenticeship with the Ebbw Vale Steel, Iron and Coal Company, and was later appointed assistant engineer, and in 1887 chief engineer to the company.
In 1893 he was appointed chief engineer to the Blaenavon Company. He remained in their service for twelve years, and during this period carried out very extensive alterations to the works and modernized the whole of the plant.
In 1905 Mr. Dayson left Blaenavon and joined Messrs. Cammell Laird and Company in connexion with their scheme for establishing an iron and steel works in South Wales. This project, however, did not materialize.
Mr. Dayson afterwards settled in Swansea and took up consulting work, acting as South Wales representative for Messrs. Booth of Rodley, and other firms.
He had been a Member of the Institution since 1886.
His death occurred at Swansea on 24th December 1931, in his seventy-first year.