Year 1907. 07-10-1907 Letter to Alma Mahler (1879-1964). 1907 Hotel Nassau. Related posts: Mahler Festival 1920 Amsterdam Gustav Mahler’s Legacy Anna Justine Mahler (Gucki) (1904-1988) Gustav Mahler-Alfred Rosé Collection – Inventory Willem Mengelberg (1871-1951) Year 1886
