(en) Chris Cunneen, « Hopetoun, seventh Earl of (1860–1908) », dans Australian Dictionary of Biography, National Centre of Biography, Australian National University (lire en ligne)
archive.org
Wellesley College Library, Debrett's peerage, and titles of courtesy, in which is included full information respecting the collateral branches of Peers, Privy Councillors, Lords of Session, etc, London, Dean, (lire en ligne)
Osmania University et Digital Library Of India, Evidence Of Officers Serving Under The Government Of India Vol I, Government Of India Central Publication Branch, (lire en ligne)
