This series focusses on the headmastership of Francis Cecil Doherty (1929-1935) and contains items relating to the life at School in the early 20th century, its staff and pupils.

This series focusses on the headmastership of Grosvenor Talbot Griffith (1935-1958) and contains items relating to the life at School in the mid-20th century, its staff and pupils.

This series focusses on the headmastership of Rev Edward Vere Hodge (1879-1902) and contains items relating to the life at School in the late19th century, its staff and pupils. The series contains some of the earliest photographs of Oakham School's collection.

This series focuses on School House pupils and staff in the 20th century. Most of the series is made of house photographs, various informal photographs as well as records books and punishment books.

This series focusses on the headmastership of Graham Smallbone (1985-1996) and contains items relating to the life at School in the 1980s and 1990s, its staff and pupils.