It is not certain how long the dynasty lasted though forty two regnal year names (in Sumerian) are known which sets a lower bound.
[2] The states principle cities were Akusum, Sagdainpad, and Ilip/Elip (KI.BAL.MAS.DA) of which the latter is generally thought to be the capital though Damrum (HI.GARki) near Kish has also been suggested.
[4][5] The cities of Ilip and Sagdainpad are mentioned in texts of the earlier Early Dynastic II period.
[10] While no texts from the Manana dynasty have been excavated several hundred have appeared on the antiquities market, beginning in 1910.
Most of the texts are held in the Louvre museum, the Yale Babylonian Collection and the Oriental Institute.
[11][12] Aside from a few object inscriptions the main textual source for the dynasty is several archives that became available, primarily on economic and legal matters.