See also:
Gruber, Heinz Karl
wqxr.com
Biography noting studies and teachers, instrumental background, and major works from the Grove Concise Dictionary of Music entry at WQXR radio.
A Pig Is a Pig Is a Pandemonium: HK Gruber
artssf.com
Review of the music theatre comedy Gloria: A Pigtale by Paul Hertlendy blends the composer's sense of humor with that of the reviewer.
HK (Heinz Karl) Gruber
classical-composers.org
Biography by Rudolph Illavsky at the Classical Composers Database notes Gruber's talents in other musical areas, his sense of humor, and membership in die reihe and the Radio Symphony Orchestra of Vienna.
