- Bahá'ís, The, by Lady Sarah Louisa Blomfield (1928). A "comprehensive account of the inspiration and ideals upon which Baha’ism is built up" — overview of the history and teachings of the Bahá'í Faith.
- Dervish of Windsor Castle, The: The Life of Arminius Vambery, by Lory Alder, Richard Dalby (1979). Two-paragraph discussion of Curzon and the Babis.
- Persia and the Persian Question, volume I, by George N. Curzon (1892). In Moojan Momen's "The Bábí and Bahá'í Religions 1844-1944: Some Contemporary Western Accounts" (1981), p. 45, the work is described: "One of the most remarkable books ever to appear on Persia…", reviewed through p. 47 and used many times beyond.
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