Papers of Robert H. Thayer, member of the Board of Directors and Executive Committee of the Philharmonic Symphony Society of New York, 1937-1955; RHT proposal of a Junior Auxiliary Board of young men and women music lovers; First meeting of the Junior Advisory Board of the Philharmonic-Symphony Society of New York, 18 May 1937, with RHT as Temporary Chairman; Thayer proposal to increase radio membership; Thayer address to radio audience, 1937; ALS-Robert H. Thayer; Suggestions of music for inclusion in future concerts from members of the Junior Advisory Board, July 1937; RHT radio speech, 10 April 1938; RHT letter to the editors of the New York Herald Tribune supporting Arthur Judson as Manager of the Philharmonic following dispute with and firing of Music Director Artur Rodzinski, 6 February 1947; WQXR programs, July 1937; Change Certificate of Incorporation to include appointment of a Corporate Trustee; ALS-RHT, regarding pressing duties in Washington due to the war, and inability to attend meetings of the Board, suggesting that he be replaced as a Trustee and Board Member; Thayer's rank in 1945 was Lieutenant Commander of the U.S. Navy; Resistance to appointment of RHT as Assistant Treasurer of the Society; Appointment of Bruno Walter as Musical Adviser, 1947; RHT as Commisioner of the New York State Commission Against Discrimination, 1950; Letter of resignation of RHT from the Board of Directors, January 1951, due to new position in U. S. Government in Washington, D. C.; Request for contributions to allay the cost of 1951 European Tour