1. [Carta] 1946 abr. 17, The Biltmore, Madison Avenue at 43rd Street, New York 17, N. Y., [EE.UU.] [a la] Señorita Gabriela Mistral, Consulado General de Chile, San Francisco, California, [EE.UU.]

2. [Carta] 1946 mar. 11, The Biltmore, Madison Avenue at Forty third Street, New York 17, N. Y., [EE.UU.] [a] Gabriela Mistral, Nueva York, [EE.UU.]

3. [Carta] 1946 mayo 2, The Biltmore, Madison Avenue and 43rd Street, New York City, [EE.UU.] [a la] Tan querida Gabriela, [EE.UU.]

4. [Telegrama] 1946 mar. 7, New York, [EE.UU.] [a] Gabriela Mistral, Consulato General of Chile, 61 Broadway, NYK, [EE.UU.]