Soamiji Maharaj Shiv Dayal Singh Ministry: Mid-1850's to 1878. Guru: Tulsi Sahib of Hathras (according to Beas); no guru (according to Soami Bagh and Dayal Bagh). Successors: Rai Salig Ram; Jaimal Singh; Gharib Das; Sanmukh Das; Partap Singh; and Narayan Dei (Radhaji). Center: Panni Gali and Soami Bagh, Agra. Distinctions: Regarded as the founder of Radhasoami; popularized surat shabd yoga; expressed the teachings of Sant mat in a simplified and easy to understand manner. Sources: Sar Bachan Radhasoami (both the prose and poetry volumes) by Soamiji Maharaj; Biography of Soamiji Maharaj by Chachaji Maharaj [Partap Singh]; and Last Discourse of Soamiji Maharaj and Letters of Soamiji Maharaj & Huzur Maharaj .