original: Mergers and outreach, 1921 In 1921 the Philharmonic merged with New York's National Symphony Orchestra (no relation to the present Washington, D. C. ensemble).
simplifications: The Philharmonic and New York National Symphony Orchestra combined in 1921. (no connection to the current Washington, D.C. group) The Philharmonic became one with New York's National Symphony Orchestra in 1921. The National Symphony Orchestra merged with the Philharmonic in 1921. The Philharmonic merged with New York's National Symphony Orchestra in 1921. They share no relation to the present Washington, D. C. group. Mergers and outreach, 1921: In 1921 the Philharmonic merged with New York's National Symphony Orchestra. (Different from today's Washington, D. C. ensemble.) In 1921 the Philharmonic merged with New York's National Symphony Orchestra. They are not related to the current Washington, D. C. ensemble. The Philharmonic merged with New York's National Symphony Orchestra in 1921. In 1921 the Philharmonic joined with the New York's National Symphony Orchestra. The Philharmonic merged with New York's National Symphony Orchestra in 1921. Mergers and outreach, 1921 In 1921, the Philharmonic fused with the New York National Symphony Orchestra (no relation to the present Washington, D.C. ensemble).