Can't believe one of these is on eBay. Paul's Grandson must be stony broke
If you don't know the Tutmarc Bass Fiddle story here's a link but bottom line is Paul Tutmarc invented the electric bass decades before St Leo
http://www.vintageguitar.com/1782/audiovox-736/
eBay link
https://www.ebay.com/itm/232677254563?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649