In Theosophy, Religion and Occult Science (1885) Henry Olcott makes his argument for theosophy, Buddhism and spiritualism, and sets out the aims and objectives of the Theosophical Society, of which he was a founding member and the first president. It is a foundational text of the nineteenth-century theosophical movement.

A foundational text of the theosophical movement and an indispensable source for research into nineteenth-century spiritualism and occult philosophy.