1.Ma?daCalendarandAkitiCalendarfrom?45to48Thedatingofthetextsfromthereignof?ulgiisquitecomplexworksincefrom?45onwards,thefirstmonthofayearstartedfromtheAkitimonth,whichwasthesixthmonthofthenormalMa?daCalendarusedinPuzri?-Dagan.ThePuzri?-DagancalendarfollowedtheUrCalendar,butduringtheperiodof?ulgiandAmar-Sin,itssecondmonth,iti-ma?-dà～gu7,waschangedtobecomethefirstmonth,sothatthemonthiti-?e-kin-kudcouldbesynchronizedwiththemonthofthesamenameatNippur,the12thmonthofbothcalendars.WehavealsofoundsometextswhichusethemonthofAkitiasthefirstmonthandthemonthofitiezem-Ninazuasthelastmonth,whichitisintheAkitiCalendar.WedistinguishtheAkitiCalendaras?44’viii’→48’vii’,whichisequalto?45i→48xiiintheMa?daCalendar,forfouryears.
