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.

Shirley Hazzard (1931-2016) was a novelist, short-story writer, and essayist. She also wrote two non-fiction books about the United Nations. Hazzard was born in Australia, but left the country in 1951, living in New York City and Capri, Italy. The papers include address books, appointment books, audiovisual materials, books, clippings, correspondence, diaries, manuscripts, notebooks, notes, photographs, printed materials, and research files.