""A History of Theosophy"" by W.J. Colville provides a comprehensive and detailed account of the origins, development, and impact of theosophy, a spiritual movement that emerged in the late 19th century. The book traces the roots of theosophy to ancient mystical traditions and explores its central tenets, including the belief in a universal spiritual unity and the idea of reincarnation. Colville also examines the role of key figures in theosophy's...