MLMSS 2166 [microfilm]
Game family, Sir Philip Game, papers, 1930–35 – Lady Game’s correspondents include William Morris Hughes.
Griffith, Sir Samuel Walker, papers, 1851–1922 – official correspondents include Edmund Barton and Hughes.
MLMSS 6891 [Journal VI]
Heaney, John, papers – journal includes correspondence with Hughes, 2 May 1929.
Hunter family, papers – includes correspondence between Percy Hunter and Hughes.
Kelly, William Henry, personal papers – includes copy of a letter to Hughes, 17 April 1936, concerning the German colonies.
Miscellaneous documents – telegram from Hughes to Mayor of Glebe, 3 September 1916, urging formation of a strong National Referendum Committee.
O’Reilly, Dowell Philip, papers – includes correspondence with Hughes, 1905–22.
Simpson family, papers – includes correspondence with Hughes, Enid Lyons and Robert Menzies.