Mutavalli-Bashi Qummi. Javab-i Mirza Musa Nuri. MS. British Manuscript Project, University of Michigan, 749 (1). Published in digital facsimile. East Lansing, Mi.: H-Bahai, 2003.

Notes: E.G. Browne, 'Catalogue of Manuscripts,': p. 64: "[this] is a copy of a letter written by the Mutavwalli-Bashi, or Head custodian, of Qum to Mirza Musa, the brother of Baha'u'llah, on the Baha'i-Azali controversy." MS dated 27 Rabi` II, 1331/ 5 April 1913.