128 The model in question is the “Ruhi Institute”, whose materials and methods have been adopted by many Bahá’í communities throughout the world. Its guiding philosophy is an integration of service activities with focused study of the Bahá’í Writings themselves. Organized as a series of levels of study, which form a central “trunk” of basic understanding of the spiritual essentials taught by Bahá’u’lláh, the system allows for the almost infinite development by various user communities of branching subsets that serve particular needs. 129 Shoghi Effendi, _God Passes By_, _op. cit._, p. xiii. 130 ‘Abdu’l-Bahá, _The Promulgation of Universal Peace,_ _op. cit._, pp. 43-44. 131 Moojan Momen, _The Babí and Bahá’í Religions, 1844-1944: Some Contemporary Western Accounts_, _op. cit._, pp. 186-187. _ 132 The Bahá’í World_, vol. XV, _op. cit._, pp. 29, 36. _ 133 The Bahá’í World_, vol. IV (New York City: Bahá’í Publishing Committee, 1933), pp. 257-261. Provides a short history of the bureau’s founding and operations. _ 134 The Bahá’í World_, vol. III (New York City: Bahá’í Publishing Committee, 1930), pp. 198-206. Contains the text of a formal Petition to the Permanent Mandates Commission of the League from the Bahá’ís of Iraq, that summarizes the history of the case. 135 Shoghi Effendi, _God Passes By_, _op. cit._, p. 360. 136 The full text of the Declaration may be found in _World Order Magazine_, April 1947, vol. XIII, No. 1. _ 137 The Bahá’í Question, Iran’s Secret Blueprint for the Destruction of a Religious Community, An Examination of the Persecution of the Bahá’ís of Iran_ (New York: Bahá’í International Community, 1999), prepared by the Bahá’í International Community United Nations’ Office for distribution to members of the United Nations Human Rights Commission. 138 Excerpt from an address by Edward Granville Browne, published in_ Religious Systems of the World: A Contribution to the Study of Comparative Religion_, 3rd ed. (New York: Macmillan, 1892), pp. 352-353. 139 During the nine years of its existence, the office was responsible for settling an estimated 10,000 Iranian Bahá’í refugees in twenty-seven countries. 140 To date, ninety-nine National Spiritual Assemblies have received intensive training in the programme.