Diagram showing ?'The Detector?
Undated diagram showing "'The Detector", a method for testing substances in a glass bottle using brass terminals and a cylinder to feel the "etheric reactions". HPG/8/5/8
Picture No
10252777
Media ID
46526670
Size
2944px x 2860px
(2.2MB)
Credit
Mary Evans Picture Library/HARRY PRICE
Source
Undated diagram drawing. HPG/8/5/8
Date
circa 1920
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Cylinder Diagram Etheric Method Reactions Substances Terminals
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