{"value"=>"Includes letters from Ross Lee Finney, Margaret Fairlie, Morton Feldman, Roy Harris (under the auspices of the Fellowshp of American Composers), Abram Loft (under the auspices of the Fine Arts Quartet), Vivian Fine, Gladys Fisher, Stephen Fisher, William Flanagan, Lukas Foss, Johan Franco, Herbert Fromm, Paul Fromm, Bernard Frum, Jack Fortner, Brian Fennelly, Marcel Farago, and others."}