(*MSS Afr S 209 1/4).
Account of Langden's early life recorded by his son Reginald in London, January 1924. Records arrival in Natal and the journey from Durban to Pretoria. Became Private Secretary to the Administrator Sir Owen Lanyon. Account of First South African War and the siege of Pretoria.
Account of his life in his own hand "made at the request of my son Reginald in 1912-1913".
autograph letter signed To Reggie on his departure for India in 1919.
Account of his official life made in 1926 covering the years 1878-1907.
United Empire, The Journal the Royal Empire Society vxxv. No.8 August 1934 which contains tributes to the memory of Sir Godfrey,.
Miscellaneous letters and articles.