Abstract

Leo Kraft (1922 – 2014) was an American composer, educator, and author born in Brooklyn, New York. He taught music theory and composition at the Queens College School of Music, to later become the Aaron Copland School of Music, from 1948 to 1989. He was a key member in developing the music theory curriculum. Kraft composed many works of chamber music, and he also contributed orchestral, piano, vocal, and electronic music to his oeuvre.

Abstract Leopold Sachse was a German opera stage director. Because he was Jewish, he was forced to emigrate to the United States in 1935, and lived in the New York City area for the rest of his life. In the 1910s, 20s, and 30s, he worked with some of the most important European opera composers of the time, and the collection contains correspondence from many of them, often relating aspects of their collaboration. Sachse also collected important items relating to his career, including a sketchbook by...