About 200 American books and a smaller number on the French Revolution and Napoleon, plus 15 letters by eighteenth and nineteenth-century scientists and physicians.

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

A large number of photographs and negatives taken by Loke Wan Tho on his ornithological expeditions to the Pacific, Asia and Europe in the 1950s and early 1960s, as well as papers, books and maps.

Around 4,000 books published by Penguin and its related imprints from 1935-1964.

Books, pamphlets, photographs, posters and a small number of maps relating to war and aviation.

Personal papers of Hevingham-Root, biographies and autobiographies of opera singers and composers, theatre and concert programs, vocal scores, song books, anthems, sacred songs, oratorio, lieder and folk songs.