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
11	(Songhai Empire)	Full Year Range of Songhai Empire is assumed. [1376, 1493]	present	None
12	(Kingdom of Sicily - Hohenstaufen and Angevin dynasties)	Full Year Range of Kingdom of Sicily - Hohenstaufen and Angevin dynasties is assumed. [1194, 1281]	present	None
13	(Greco-Bactrian Kingdom)	Full Year Range of Greco-Bactrian Kingdom is assumed. [-256, -125]	unknown	None
14	(Sui Dynasty)	Full Year Range of Sui Dynasty is assumed. [581, 618]	present	None
15	(Classic Tana)	Full Year Range of Classic Tana is assumed. [1100, 1498]	unknown	None
16	(Japan - Azuchi-Momoyama)	Full Year Range of Japan - Azuchi-Momoyama is assumed. [1568, 1603]	unknown	None
17	(Heian)	Full Year Range of Heian is assumed. [794, 1185]	unknown	None
18	(Sasanid Empire II)	Full Year Range of Sasanid Empire II is assumed. [488, 642]	unknown	None
19	(Seleucids)	Full Year Range of Seleucids is assumed. [-312, -63]	unknown	None
20	(Eastern Zhou)	Full Year Range of Eastern Zhou is assumed. [-475, -256]	uncoded	None

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