About 7600 music scores and albums, mainly piano and vocal works published in France, Britain, Germany, Austria and Italy in the late 18th and 19th centuries.

This small but significant collection of early 20th-century German and Austrian books includes poetry, plays, novels, essays, fairytales, folklore, art books, memoirs, and works on theatre and opera. Many are rare or limited editions, notable for their fine bindings and illustrations.

Personal papers and about 600 books and pamphlets from 1900-1960 on international relations, political biography, migration and more with a focus on the Commonwealth and United States. 

2457 plays published in France between 1701 and 1840. They include tragedies, comedies, historical dramas, vaudevilles, comic operas and operas.

The Dryer Collection includes 2286 titles, mainly monographs but also including manuscripts and music material about the history of Ireland and Australia.

About 6200 books about European literature, history and culture, mostly published in the period 1880-1960. 

About 4000 books, mostly published in France in the 19th and early 20th century, as well as a number of German, Italian, Latin and Greek books.

Around 400 Slavic monographs, 700 pamphlets on the economics and politics of Europe from the 1930s-1970s, and miscellaneous Harvard University departmental reports and academic papers.

Books and pamphlets relating to Portuguese colonies in Africa and Asia, mostly published in Portugal or the colonies from 1840-1950.

Papers, photographs, ephemera, books and journals from Europe, Asia, America and Australia ranging from 1850-1950 collected by Eric Keast Burke.

About 140 oral history interviews, the majority for his Maltese-Australian and Polish-Australian folklore and social history projects. Personal papers of York plus papers of the historian Michael Cigler. Also a large quantity of Maltese newspapers, student newspapers, radical pamphlets and ephemera.

More than 400 Russian socialist pamphlets published mainly in the period 1900-1945, and 2 microfilm collections from Stanford and Harvard Universities of Russian revolutionary literature from 1898-1922.