51
Cf. Issawi, pp. 104 f.
52
Cf. p. 251, above.
53
But see above, p. 252.
54
Cf. Issawi, pp. 106 f.
55
Cf. Ibn 'Abdrabbih,'Iqd, II, 37; Ibn 'Abd-al-Barr, al-Inbah'ald qaba'il ar-ruwdh (Cairo, 1350/1931-32), p. 43.