Sources:

de Lee, Nigel, recorder. Interview with Henry Gordon Wyndham Shakespear. Imperial War Museum, 3 Aug. 2001.
James, Harold Douglas, and Denis Sheil-Small. A Pride of Gurkhas: The 2nd King Edward VII's Own Goorkhas (The Sirmoor Rifles), 1948–1971. Leo Cooper, 1975.
Proud Heritage: The Story of the H.L.I., Vol. IV, 1919–1959.
Red Hackle: Regimental Journal of the Black Watch, 1952–1954.
Regimental Journal of the Royal Highland Fusiliers, 1959–2008.
Rose, David. Off the Record: The Life and Letters of a Black Watch Officer. Spellmount Publishers Ltd, 1996.
The Chronicle: Regimental Journal of the Highland Light Infantry, 1946–1958.
United Kingdom. War Department. War Diaries – The Black Watch, 1952–1953.
United Kingdom. War Department. War Diaries – 1/2 Gurkha Rifles, 1944–1945.
War Diaries – 1/2 Gurkha Rifles, 1946. National Archives of India, PR_000006134858.

With very special thanks to Nick Hinton and the 2nd King Edward VII’s Own Goorkhas – The Sirmoor Rifles Regimental Association.