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A Calculating machine, 1949A double page spread from the Illustrated London News, 1949, reporting on the automatic sequence controlled calculating machine at Manchester University
Pneumatics- freezing apparatus, condensers, gauges, 18th century. Pneumatics- freezing apparatus, condensers, condensing engine, pear gauge and condenser gauge, 18th century
London Gas Company, Old Kent Road: the condensers (very large pipes)