Avatâras Four lectures delivered at the twenty-fourth anniversary meeting of the Theosophical Society at Adyar, Madras, December, 1899

Evolution of Life and Form Four lectures delivered at the twenty-third anniversary meeting of the Theosophical Society at Adyar, Madras, 1898

The War and Unity Being Lectures Delivered At The Local Lectures Summer Meeting Of The University Of Cambridge, 1918

A Lecture on Physical Development, and its Relations to Mental and Spiritual Development, delivered before the American Institute of Instruction, at their Twenty-Ninth Annual Meeting, in Norwich, Conn., August 20, 1858