Crescendo, March 1918

17-string Tonaharp guitar
7-string "improved" Tonaharp guitar

String Diagram

String Diagram


issued to Edwin D. Wilber and
Nathaniel R. Boswell in January 1916.


issued to Edwin D. Wilber in March 1918.

Page 1 of E.D. Wilber's instruction booklet.

Instruction booklet (pdf format, 17MB)
  for 7-string Tonaharp.

of Tonaharp guitar into Hawaiian guitar.

The Genesee Trio, circa 1900,
(Left to Right) Nathaniel R. Boswell, Edwin D. Wilber, W.C. Whittlesey

                       Ad from a Detroit newspaper dated October 4, 1917

                  Ad from an unidentified newspaper

If anyone has additional information regarding the Tonaharp, or the Genesee Trio,
please email me at

Thank You,

Mark Wilber
(Edwin Wilber's grandson)

Edwin Wilber and Nathaniel Boswell were also members of the Moneta Five,
a vaudeville singing and instrumental group from 1908 - 1914.