Antique Electrotherapy Induction Coil Electric Shock Coil.  This item dates from the 1920s.

Early Medical and Science classroom item.

Unknown if it works but it appears to be in great condition with no missing parts.

The base is a beautiful varnished mahogany.

Displays beautifully.  You can read more about this device at www.orau.org under "Induction Coils"

Be sure to contact me if you have any questions.
Check out my store for other Disney, Roy Rogers and Western collectables and educational items.
I can also combine shipping.   Just be sure to let me know BEFORE you pay.

Visit my Ebay Store.
My store Link is:
https://www.ebay.com/str/happytrailsstore