Conrad Beck (16/06/1901 - 31/10/1989), a Swiss composer (born in Lohn (Schaffhausen). Pupil of Volkmar Andreae, Nadia Boulanger, Arthur Honegger and others.
The requiem is for unaccompanied choir and it is constructed round a harmonic centre diatonically built up, though still renouncing the priciples of key.