Title from a 1905 edition of Harmony Hints
Images and information from Catalogs Brochures and Advertisements
In the mid-20th century, the Chicago Symphony Brass Ensemble endorsed a line of Professional Holton Instruments.
Euphonium Finishes, 1904 Harmony Hints
1915 Exposition Catalog
As of May 2014, the Museum does not have a Del Negro Tuba
1926 Holton Case Advertisement