An earlier post provided some biographical information on Irving Steiger Cooper (1882-1935), an American who served as Leadbeater’s secretary for many years, and was consecrated as a Bishop on July 13, 1919 in Sydney by Bishops Wedgwood, Leadbeater, and Mazel, and appointed Regionary Bishop for the USA – see: https://cwleadbeater.wordpress.com/2017/01/05/irving-steiger-cooper/ and https://cwleadbeater.wordpress.com/2016/06/01/consecration-of-irving-cooper/
Dick Balfour Clarke, Irving Cooper, Fabrizio Ruspoli and Leadbeater (and cat) working on The Lives of Alcyone, Adyar, 1911.
Dr Ian Ellis Jones has now posted a much more detailed account of Cooper and his Theosophical and Liberal Catholic career on-line: https://www.findagrave.com/memorial/190943135/irving-steiger-cooper
Cooper’s publications included:
Methods of Psychic Development (Adyar, Madras, India: Theosophical Publishing House, 1912 [with foreword by C W Leadbeater]);
Theosophy Simplified (Hollywood CA: Theosophical Book Concern, 1915; Wheaton IL: Theosophical Publishing House, 1928);
Reincarnation: The Hope of the World (Chicago: The Theosophical Press, 1920; 2nd edition, 1927; 1st Quest edition, 1979, published under the title of Reincarnation: A Hope of the World);
Ways to Perfect Health (Chicago: The Theosophical Press, 1923);
The Secret of Happiness (Chicago: Theosophical Publishing House, 1925);
Ceremonies of the Liberal Catholic Rite (Los Angeles: St Alban Press, 1934; 2nd edition, London, 1964).