Supertone E-2294 Hollow Body Electric Guitar, made by Harmony (1940) | RetroFret
Vintage 1938 Supertone Archtop Model 250 Acoustic Guitar Sunburst Finish | Cream City Music
1920's Supertone 0-18 — FatDog's Subway Guitars
1939 Harmony H1248 (Supertone) Spanish Electric – Garrett Park Guitars
357: SUPERTONE, acoustic parlor guitars, set of two < Rock Style from The Boyd Collection, 27 June 2019 < Auctions | Wright: Auctions of Art and Design
SUPERTONE Acoustic Guitars for sale in the USA | guitar-list
Vintage Supertone S261 Archtop 1930's by Harmony! (07/12/2009) | Vintage guitars, Harmony guitars, Music guitar