Period:Apr 2, 742toJan 28, 814
CharlemagneAs Holy Roman Emperor from 800-814, he encouraged the Catholic Church to write and preserve church music, which consists of most of the music records we have access to from this time period.
Musica EnchiriadisIt is the first surviving attempt to set up a system of rules for polyphony in western art music. It was written at some point during the 9th century
Guido of Arezzo's MicrologusItalian Music Theorist of the Medieval Era, Guido Micrologus was a treatise that helped establish modern musical notation. It was written in approximately 1026.
Period:1098toSep 17, 1179
Hildegard of Bingen
Troubadour/TrobairitzTroubadour's years active: 1100-1350
Trobairitz's years active: 1170-1260
Notre Dame School PolyphonyThe Notre-Dame school or the Notre-Dame school of polyphony refers to the group of composers working at or near the Notre-Dame Cathedral in Paris from about 1160 to 1250, along with the music they produced.
Franco of Cologne/Ars Cantus MensurabilisFranco of Cologne wrote this treatise first treatise to suggest that individual notes could have their own duration independent of context.
Period:1300toApr 13, 1377
Guillaume de Machaut
Ars Nova TreatiseWritten around 1320, this treatise brought new innovations to the notation of musical rhythms.
Period:1335toSep 2, 1397