Series consists of letters from or to various Arctic explorers, including among others:
- Sir John Franklin
- Sir George Back
- Sir Francis Leopold McClintock
- Sir George S. Nares
- Sherard Osborn
- Sir William Parry
- John Rae
- Sir John Ross
- Sir James Clark Ross
Also consists of photostat copies of records found on northern Ellesmere Island in 1948 left by the Nares (1875-1876) and Peary (1905-1906) expeditions; notebook titled Glacial action high latitudes, discussing research by Arctic expeditions undertaken between 1585 and 1887; engraving of Sir George. Back and photograph of Sir F.L. McClintock; newsclippings; and other miscellaneous documents and artifacts.