Single ear defender, the other is missing, made of vulcanite, in tin box with instructions, 1915 pattern, as supplied to the Royal Navy and also used by other British forces during the First World War, made by Mallock-Armstrong, 5 Carteret Street, Westminster, London, England. Ear defenders 1915-1918
Two sets of ear defenders, one 'ERDE' and one 'Maxiguard' branded, developed at the Institute of Community Medicine. Two sets of ear defenders
Ear defenders, for use with safety helmet, orange plastic, as used by TML workers, 'No Noise', by Hellberg Protection AB, Sweden, c. 1990. TML ear defenders 1990
Mallock-Armstrong ear defender, without box (see other parts for details), by Mallock-Armstrong, 5 Carteret Street, Westminster, London, England, 1915-1918. Mallock-Armstrong ear defender 1915-1918