listed in Refardt, Müller (including work list) and Altmann under Vuille, although his scores are published as Wille-Helbing and he also used Wille-Helbing on his mariage certificate (on ancestry). Born in La Chaux-de-Fonds, married in Berlin, teacher in Freiburg and later in Montreux. Died 1944 (date on myheritage).
not to be confused with the German musician (composer?) Georg August Wille (1869-1958). Viaf mixes both composers into one person. Wille-Helbing's publisher C.F. Schmidt lists also the dates of Georg August Wille for the Fantasie op.21.