The Turn Of The Century Electrotherapy Museum
(C) Jeff Behary 2010 

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Swett & Lewis Type K X-Ray Tube For Kinraide Coils
This tube is on temporary display from fellow collector Frank Jones

Unusual vacuum regulator

Note the highly unusual blue glass!

In original tube stand!

Swett & Lewis Tubes - Static Machine Tube, Direct Current Tube

(C) Jeff Behary, 2010