5923267 A detachment of the Northern Nigeria Regiment on parade, 1907 circa (lantern slide) by Unknown photographer, (20th century); National Army Museum, London; (add.info.: A detachment of the Northern Nigeria Regiment on parade, 1907 circa. Photograph, West Africa, 1907 circa. The main role of the Northern Nigeria Regiment, part of the West African Frontier Force, was to guard the colonies of Nigeria, Gold Coast, Sierra Leone and Gambia against possible French colonial expansion in the territories bordering them. From a collection of 41 lantern slides, collected between 1907-1911, by Lieutenant H R S Massy, Royal Artillery, attached to the Northern Nigeria Regiment.); by National Army Museum .