[Literature & Art] Russell, Bertrand. (1872-1970) Signed Letter mentioning Albert Schweitzer and Lili KrausTLS, signed "Bertrand Russell" from the British philosopher, logician, mathematician, historian, social critic and political activist. 1 page, 28th Feburary, 1966. Addressed to David Blum, the symphonic conductor and writer on classical music, discussing his hopes to meet later that year in England, noting that he was "very pleased to hear that the Schweitzer concert was such a success," and adding an autograph postscript in which he asks Blum to