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John Henry Pepper demonstrating the giant induction coil at the Polytechnic Institute, London, before Princesses Louise and Beatrice
ARP23A18_002

John Henry Pepper demonstrating the giant inductio...

Cornish miner's skull-cap lamp
ARP07113_010379P

Cornish miner's skull-cap lamp

Steam-powered ore crush at a metalliferous mine
ARP07113_010403P

Steam-powered ore crush at a metalliferous mine

Man-engine or movable ladder
ARP07113_010404P

Man-engine or movable ladder

Artist's impression of the Benjamin Franklin's
ARP07114_011031P

Artist's impression of the Benjamin Franklin's

Magic lantern being used to project slides during a lecture on spectrum analysis
ARP07103_460000394

Magic lantern being used to project slides during ...