Recording provided by Matt Parker / The Imitation Archive.
Coincident Stereo Recording of inside the opened rear panel of the Bombe performing the standard calculation sequence setup by the Bombe engineers for daily park demonstrations. The back panel is open and the microphones are placed just in front of the mechanical features. Year of manufacture: 1939
This is part of the Obsolete Sounds project, the world’s biggest collection of disappearing sounds and sounds that have become extinct – remixed and reimagined to create a brand new form of listening. Explore the whole project at https://citiesandmemory.com/obsolete-sounds
