Interregnum - Central Administrative Council Ministry: 1949 to present [1990]. Guru: Madhav Prasad Sinha Successors: Central Administrative Council; S.D. Maheshwari?; Dr. J. N. Hazra?; Dr. Padam Adhar Sinha?; J.B. Mathur?. Center: Soami Bagh, Agra Distinctions: One of only a handful of Radhasoami institutions without a bona fide living human guru. Generally recognized as the most "orthodox" (read literalistic) of Radhasoami groups. Retains controlling rights to most of Shiv Dayal Singh's possessions. Sources: S.D. Maheshwari, Radhasoami Faith: History and Tenets; A Brief Description of Radhasoami Faith and a Short Note on the Holy Samadh ; and Henry Marvin Harper, Gurus, Swamis, and Avatars .