Apropos Eddie de Haas https://de.wikipedia.org/wiki/Eddie_de_Haas - no article in english - but see here https://www.allmusic.com/artist/mn0001190709
Eddie de Haas was under his european stage name Eddie O'Hare with Bill Coleman in Göttingen November 15, 1954.
Grachan Moncur III: Shadows. Denon Jazz YX-7572-ND [Japan 1977]
Personnel: Grachan Moncur III (tb), Marion Brown (as), Roland Prince (g), Dave Burrell (p), Reggie Workman (b),
Joe Chambers (dr), Andy Bey (voc)