Two fireman's helmets, as used by gas-workers retort-house fire units, North Thames Gas Board, c.1925-30. Two fireman's helmets
Fireman's helmet, brass, marked HFB; design based on helmet introduced c.1870, by Captain Sir Eyre Massey Shaw (1830–1908), Superintendent of the Metropolitan Fire Brigade, 1865-1891. Fireman's helmet 1880-1920