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http://www.xtec.cat/~jcanadil/imatges/mat_apl/actius/abac_xines_3.jpgPrimer instrument per a calcular, fa operacions bàsiques , s'ha creat 3000 a.c.
A list shows items. A timeline shows sequence.
Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.