This subseries contains correspondence concerning trade with the Ottoman Empire. The series includes letters to members of the Radcliffe family written in the first half of the 18th century by various relatives, friends, and business associates. A substantial number of letters are addressed to Sir Ralph Radcliffe, 1703-38, and to Messrs. Edward and Arthur Radcliffe, 1737-57. Includes 27 letters from Galata (near Istanbul) and 11 from Aleppo (modern Syria). Topics concern imports and exports, trading conditions, and European affairs. References are made to the Ottoman Empire and Russia. Mercantile firms mentioned in Galata include Polhill, Barker and Morse, and B. G. Barker. This subseries is organized by geographic location and then by date.

This subseries includes general correspondence between Radcliffe family members of Hitchin, Hertfordshire. Letters relate to current affairs in Hitchin, London, and elsewhere, including news of domestic, social, business, and local electoral matters. This subseries is organized chronologically.

This subseries contains correspondence from Isaac Bulsingh in London to Ralph Radcliffe at Hitchin concerning business matters. The letters include references to Aleppo (Syria), Ireland, Jamaica, Gibraltar, Cadiz (Spain), and Holland. Includes an incomplete anonymous letter to John Radcliffe, probably written from America in 1775-6, mentioning the death of Dr. Warren (presumably Joseph Warren, killed at The Battle of Bunker Hill 1775) and the fact that the British troops were safely in Boston. Also includes a letter from Rome dated 1760 and addressed to Dr. Charlton by Peter Stephens. This subseries is organized by topic.

Consists of letters received by Elizabeth Montagu from individuals such as Robert Adam, William Pulteney (Earl of Bath), and Robert Hay Drummond (Archbishop of York), as well as others.

Contains material written to or about her late husband including a diary (1908) and notebooks (1909-1934) filled with psychic ramblings of Gwinn as she tried to contact Hodder from the grave, also a diary (1934-1935), a notebook (1883-1884?) in the hands of both Gwinn and M. Carey Thomas, several notebooks filled with Gwinn's youthful prose and poetry, miscellaneous note cards, lectures and examinations given at Bryn Mawr College, and notebooks, fragments and scraps of her translation of Beowulf, as well as miscellaneous essays, verse, and an untitled play (1899).

The Nonfiction subseries contains Oliver's typescript and autograph manuscripts and notes of nonfiction articles, book and film reviews, speeches, conference papers, and sections of her published memoirs. This subseries is divided in two sections, General (1), and Articles, Speeches, and Notes (2). Each section is arranged alphabetically by subject, and, if there are multiple items on the same subject, the items are arranged chronologically within each subject. The manuscripts in the first section consist of her autobiographical writings, some of which can be identified as drafts of her memoirs, and the material in the second section consists of Oliver's nonfiction writings, arranged by subject. The nonfiction articles are in Spanish and English, and were written for a variety of publications in Latin America, Italy, and the United States. The subjects of Oliver's articles include North American novelists, Cuba in the 1960s, Pablo Neruda, the peace organization World Council of Peace, and reports on her visits to China, India, Ceylon, and the Soviet Union in the 1950s and 1960s.