Robert Ambelain

Robert Ambelain (2 September 1907 – 27 May 1997) was a French essayist. He was involved in the esoteric Masonic Martinist movement and claimed to have revived the Primitive Scottish Rite. He has written several works, such as ''The Masonic Secret'', in which he tells the most relevant aspects of Masonic lodges. Provided by Wikipedia