This collection contains correspondence to and from the members of Hilaire Belloc’s immediate family. It features letters written between the family members, as well as correspondence from members of the extended family including Hilaire Belloc's mother, Bessie R. Belloc, his sister, Marie Belloc Lowndes, and Eleanor Belloc’s husband, Reginald Jebb. This collection also contains several documents related to the Belloc family including school reports, exercise books, and a program for a school function in which Eleanor and Elizabeth Belloc were participants.