Quack Medical Device or a True Cure?
Note the information warning against the Imitators
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The original Boyds Battery. Feel its energy! Only an inch and a quarter in diameter.
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The Improved version of 1879
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Sagendorph even claimed that his battery was the first and that Boyd copied him. The letter and clear text of the letter were kindly brought to my attention and supplied by William Simms. | G. A. Sagendorph, |
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The original box that the Downings Battery came in.
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The Downings Improved Battery
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The 1881 Richardson's Battery. It was 1.5 inches in diameter.
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Copyright 2010-2020, Stuart Schneider. Do not use any images on this page without written permission.