Nicolas Slonimsky, Russian pianist, composer, and conductor (d. 1995)
Nicolas Slonimsky (April 27 [O.S. April 15] 1894 – December 25, 1995), born Nikolai Leonidovich Slonimskiy (Russian: Никола́й Леони́дович Сло́нимский), was a Russian-born American conductor, author, pianist, composer and lexicographer. Best known for his writing and musical reference work, he wrote the Thesaurus of Scales and Melodic Patterns and the Lexicon of Musical Invective, and edited Baker's Biographical Dictionary of Musicians.