Henry John Rogers
Henry John Rogers (1846-1910) of the Watford Engineering Works (1896)
of Watford Iron Works, Watford (1885, 1890)
1910 Obituary 
HENRY JOHN ROGERS was born at Watford on 31st January 1846.
He received his technical education at the locomotive works of the London and North Western Railway at Crewe, where he passed several years as a pupil.
Upon leaving Crewe Works he proceeded to South Africa, and was connected with some engineering contracts there in connection with the mining industry.
On returning to England he purchased in 1885 the engineering works owned by Mr. G. Tidcombe in Watford, which was an old-established business largely connected with the paper-making industry.
Among his inventions were patents for straining paper pulp, strainer plates and drums for the same purpose, and quite recently he brought out a gas-compressing plant. He also carried out some important contracts in electrical machinery.
His death took place at Watford on 9th March 1910, at the age of sixty-four.
He became a Member of this Institution in 1885.