Section: Social Complexity

Subsection: Writing Systems

Mnemonic Device

Talking about writing systems, mnemonic devices are: for example, tallies (See here)

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Variable	Definition
Polity	The Seshat Polity ID
Year(s)	The years for which we have the data. [negative = BCE]
Tag	[Evidenced, Disputed, Suspected, Inferred, Unknown]
Verified	A Seshat Expert has approved this piece of data.

Variable	Definition
mnemonic_device	The absence or presence of mnemonic device for a polity.

Actual Data:

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#	Polity	Year(s)	Mnemonic Device	Description	Edit
71	(Jenne-jeno III)	Full Year Range of Jenne-jeno III is assumed. [400, 899]	unknown	None
72	(Jenne-jeno IV)	Full Year Range of Jenne-jeno IV is assumed. [900, 1300]	unknown	None
73	(Mali Empire)	Full Year Range of Mali Empire is assumed. [1230, 1410]	unknown	None
74	(Songhai Empire - Askiya Dynasty)	Full Year Range of Songhai Empire - Askiya Dynasty is assumed. [1493, 1591]	unknown	None
75	(Eastern Turk Khaganate)	Full Year Range of Eastern Turk Khaganate is assumed. [583, 630]	unknown	None
76	(Khitan I)	Full Year Range of Khitan I is assumed. [907, 1125]	unknown	None
77	(Second Turk Khaganate)	Full Year Range of Second Turk Khaganate is assumed. [682, 744]	unknown	None
78	(Uigur Khaganate)	Full Year Range of Uigur Khaganate is assumed. [745, 840]	unknown	None
79	(Xianbei Confederation)	Full Year Range of Xianbei Confederation is assumed. [100, 250]	unknown	None
80	(Sui Dynasty)	Full Year Range of Sui Dynasty is assumed. [581, 618]	present	None

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