The journal kept by Wilson during the South Polar journey on the "Terra Nova" expedition is held in the British Library, along with Captain Scott's diary from the expedition. The Wilson art gallery and museum in Cheltenham, holds a collection of watercolours and drawings made by Wilson, as well as the family papers of his father, Edward Thomas Wilson, who was instrumental in founding the Camera Club, museum, library, a fever hospital, district nursing organisation, and clean water provision for the town.