“Letter to Michele Besso (10 September 1952), Letter n°190, Correspondance, 1903-1955 (1972), by Pierre Speziali and Michele Angelo Besso”
Source: Wikiquote
“Letter to Michele Besso (10 September 1952), Letter n°190, Correspondance, 1903-1955 (1972), by Pierre Speziali and Michele Angelo Besso”
Source: Wikiquote