Bible, unknown to Mohammed, [9]; translated into Arabic and Hindustani, [172], [176]; read by Imad-ud-Din, [180]
Bilâl the first muezzin, [69]; calls from the Kaaba, [86]
Bishop Tugwell, in West Africa, [171], [205]
Black Stone, described, [11]; brought by Gabriel, [11]; re-laid under Mohammed's direction, [26-9]; revered to-day, [154]
Blood Feuds in Arabia, [13], [15], [16]
Bokhara, struggles against Islam, [110]; a Moslem stronghold, [158]
Bosworth Smith, quoted, [120], [121]
Bugia, place of Raymund Lull's death, [146]
Buhaira, a Christian monk, [8]
Byzantium (see also Constantinople), besieged by Moslem armies, [31]; opposed to science, [112]