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History Timeline Communication and Technology . Created by; Dayla Smith Teacher: Whitfield! . 776 B.C. Homing Pigeons carry messages about the Olympics for Ancient Greeks. China Invented printing by inking carving wood blocks. 450. 900.
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History TimelineCommunication and Technology Created by; Dayla Smith Teacher: Whitfield!
776 B.C. Homing Pigeons carry messages about the Olympics for Ancient Greeks.
900 Byzantine ship captain used coloredflags to send signals to one another across thewater.