The Encyclopedia Americana (1920)/Ab

AB, the 11th month of the Hebrews' civil year and the 5th of their ecclesiastical (which begins with Nisan), has 30 days, and answers to the July moon, or part of out July and August. The 9th day was a great fast in memory of the destruction of the first temple by Nebuchadnezzar, 586 b.c., and the second by Titus, 70 a.d.