Memories of 'Abdu'l-Bahá, by Ali M. Yazdi (1986). — Recollections by a prominent Iranian-American Baha'i.
Tablet to Rada'r-Rúh, by Bahá'u'lláh Nosratollah Mohammad-Hosseini, trans. (1986). — Raḍa’r-Rúḥ, a believer from Mashad, received this tablet shortly after Baha'u'llah arrived in...
Universal Education, by Abdu'l-Bahá (1912). — Tablet to the second international congress on moral education in The Hague.