9th century: Difference between revisions

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* [[10th Century]]
* [[10th Century]]
* [[Period]]
* [[Period]]
[[category:9th century]]

Revision as of 23:08, 16 May 2006

Events

Significant people

Inventions, Discoveries, Introductions

  • First image of a rotary grindstone in a European source - illustration shows crank, first known use of a crank in the West (Utrecht Psalter, A.D. 843)

See also: