Collection: Ezra Pound Letters 1907-1941 Letter ID: 270_p335 Date: 15-01-1934 Source: D. D. Paige, ed., The Letters of Ezra Pound, 1907-1941. London : Faber and Faber, 1951.
Collection: Selected Correspondence of Charles Ives Letter ID: 1 Date: 1881-09-10 Source: Tom C. Owens, ed. (2007). Selected Correspondence of Charles Ives. Berkeley: University of California Press.
Collection: Selected Correspondence of Charles Ives Letter ID: 5 Date: 1889-08-27 Source: Tom C. Owens, ed. (2007). Selected Correspondence of Charles Ives. Berkeley: University of California Press.
Collection: James Joyce Letters Letter ID: vol2p12a Date: 1902-08-15 Source: Letters of James Joyce. Vol. 2. Edited by Richard Ellmann. London: Faber & Faber, 1966.
Collection: Ezra Pound Letters 1907-1941 Letter ID: 279_p342 Date: 22-04-1934 Source: D. D. Paige, ed., The Letters of Ezra Pound, 1907-1941. London : Faber and Faber, 1951.