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Title: Clandestine miniature receiver ("sweet heart" set), 3-8 MHz, [Go to resource]
Description: Clandestine miniature receiver ("sweet heart" set), 3-8 MHz, c. 1942 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1979-235 Go to resource More Like this...
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