Österreichisches Museum für Kunst und Industrie (today the Museum für angewandte Kunst) in Vienna, where he met Giovanni Morelli and became interested in his theories of connoisseurship.
In Vienna at the former Österreichisches Museum für Kunst und Industrie (which is now the Museum für angewandte Kunst), he interacted with Giovanni Morelli and became interested in his connoisseurship ideas.