Correspondence to Sir Evan Cotton from Dr H E Busteed, author of Echoes of Old Calcutta (a lifelong friend), various Secretaries of State, Viceroys, Governors and prominent people.
Correspondence to Sir Evan Cotton from Lord Irwin (Viceroy) and the Viceregal staff regarding the cataloguing of portraits in the Viceregal residences etc with notes on various pictures.
Correspondence of the Cotton family regarding the First World War including a copy of the telegram from the British Ambassador to the Netherlands announcing the abdication of the Kaiser.