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August 1, 2025
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jan 1, 1000 - Guido of Arezzo

Description:

Guido of Arezzo was a monk who started an elaborate system for notating music. There were four lines on a staff. Similar to present day, there is one note between each line. The notes written down were specific but there's no absolute pitch when sung.

Added to timeline:

Date:

jan 1, 1000
Now
~ 1026 years ago