Compositions   1917: Fountains of Rome 1924: Pines of Rome 1927: Three Botticelli Pictures 1927: The Birds 1929: Festivals of Rome 1932: Belkis Queen of Sheba	Philosophy 1900: Russell: Principia Mathematica         1929: Heidegger: What is Philosophy?   1943: Sartre: Being and Nothingness