297: TWO QUACK MEDICAL ELECTRO-THERAPY DEVICES

Includes a 'Dr Kidder Improvements' device, brass spec plate, '544 Broadway, New York.' Last patent date, Aug 10 1869. Plus a second device, patent dated Dec 30, 1902.
Dr. Kidder approx 2.5 inches wide by 6.75 inches long by 2.5 inches tall. Other approx 3.5 inches wide by 5.5 inches long by 1.75 inches tall.
Good overall, show expected wear and age.
$100 - $150