The fonds consists of letters and cards written to Rivers from C. L. Dodgson (1832-1898), mathematician and author, also known as Lewis Carroll; Sir Francis Darwin (1848-1925), botantist and son of Charles Darwin; Sir James George Frazer (1854-1941), social anthropologist and author of The Golden Bough; Andrew Lang (1844-1912), scholar, folk-lorist, and author; Bernard Shaw (1856-1946), playwright; Arnold Bennett (1867-1931), novelist and playwright; and Sir Charles Scott Sherrington (1857-1952), neurologist and Nobel laureate. The fonds also contains a letter from Arnold Bennett to Ellery Sidgwick, the editor of the Atlantic Monthly, introducing Rivers to him; an autograph of H. G. Wells (1866-1946), author, and other documents, including two sketches, one in pencil and one in pen and ink. There is also a typescript titled "Memories of Lewis Carroll" by Katharine Rivers, a sister of W. H. R. Rivers. The typescript was published in Library Research News, 3, no. 4 (January 1976).
