At the same time he studied musical composition with Anton Beer-Walbrunn at the Hochschule für Musik und Theater München.
In 1922 Schuh began studying musicology with Adolf Sandberger at the University of Music and Performing Arts Munich and art, literature and theatre history with Heinrich Wölfflin, Fritz Strich and Artur Kutscher.
From 1928 Schuh initially worked in Zurich as a music critic for the Neue Zürcher Zeitung.
Schuh was a member of the Swiss Music Pedagogic Association from 1931 to 1939 and of the International Musicological Society from 1967 to 1972.
Schuh died in Zürich at the age of 85 and found his final resting place in the Zurich Manneg Cemetery [de].