THE CALENDAR SYNCHRONIZATION AND INTERCALARY MONTHS IN UMMA,PUZRIS-DAGAN,NIPPUR,LAGAS AND UR DURING THE UR Ⅲ PERIOD

In my article in JAC 15,I discuss“the Mada calendar”of Puzri-Dagan of the UrⅢ period.This calendar started from the month iti-ma-d-k while its alternatecycle“the Akiti Calendar”started from the month iti-ki-ti(vi).The Akiticalendar was only used for three whole and two half years(ulgi 44’viii’-xii',45’-47’,48’i’-vii’)during the Mada years of ulgi 45/i to ulgi 48/xii.It wasonly used by the main office of Puzri-Dagan.