Footnote

b It is indeed remarkable that Ab 7 for 1914 is July 30-31 and Ab 10 is August 2-3 the same as it was for the fateful year of 607 B.C. Data obtained from Canon der Finsternisse, by Oppolzer; Astronomische Chronologie, by Neugebauer, and The American Ephemeris and Nautical Almanac—1914.