Dawn Powell (1896-1965) was an American author of novels, plays, and short stories. The collection includes address books, appointment books, books, clippings, correspondence, diaries, ephemera, family materials, manuscripts, notes, notebooks, photographs, programs, research files, reviews, scrapbooks, sketches and drawings.

This is a small collection of research work consisting of correspondence and copies of materials collected by Geraldine De Courcy for her published biography of Paganini and for her unpublished biography of Joachim. The papers also give details of the problems that followed her death, given that her will was not properly witnessed and could not be probated.

Correspondence, manuscripts, papers, essays, etc. relating to Berlioz, and 19th century arts and literature. The correspondence includes original Berlioz letters and over 200 copies of letters relating to Berlioz and the romantic era, written by musicians, critics, historians, and literateurs of the past century. There are many photostats of letters and manuscripts obtained from the principal libraries of the world which hold original Berlioz material. The collection includes much printed material in the form of music scores, published letters, essays, clippings, biographies, music and book catalogues, program notes, and playbills.