 On 25 January 1905, he married Ethel Melinda Baker at Balham.She was the sister of Golden Dawn member Julian Levett Baker, who had introduced Crowley to Jones.In 1906 Jones and Crowley would found the A∴A∴, taking some of the lessons from their experiences with the Golden Dawn as well as the teachings of Crowley's The Book of the Law, and incorporating them into their new order, which Crowley would head.