Biography at GLBTQ encyclopaediaArxivat 2008-05-15 a Wayback Machine. by Keith Hale, editor of Friends and Apostles: The Correspondence of Rupert Brooke-James Strachey, 1905–1914
Potter, Caroline. «Arxivat 2015-02-10 a Wayback Machine.». asketchofthepast.com. Arxivat de l'original el 10 February 2015.
Biography at GLBTQ encyclopaediaArxivat 2008-05-15 a Wayback Machine. by Keith Hale, editor of Friends and Apostles: The Correspondence of Rupert Brooke-James Strachey, 1905–1914