Speculum musicae

Directory

References

Discover

Four year old boy with grandfather and father lighting Hanukkah menorah. Photo taken on: December 21st, 2009

Which Is Correct: Hanukkah or Chanukah?

Stylish light blue jeans on wooden background, closeup of inset pocket

Why Do Jeans Have That Tiny Pocket?

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Monitor. Varanus salvadorii is a monitor lizard found in New Guinea can grows to 2.7 metres (9 ft.) aka Tree crocodile, Crocodile monitor, Salvadori's monitor, artellia, reptile

7 of the World’s Most Dangerous Lizards and Turtles

Panama Canal infographic

Timeline and Map of the Panama Canal

Entrants falling and tumbling over while chasing the cheese at the 2016 'Cheese Rolling' held at Cooper's Hill, in the Cotswolds, Brockworth England

7 of the World’s Most Dangerous Festivals

Nativity Scene, Adoration of the Magi, Church of the Birth of the Virgin Mary, Montenegro

Why Is Christmas in December?

Speculum musicae

work by Liège

Learn about this topic in these articles:

views on Ars Nova

In Ars Nova
…theorist Jacques de Liège, whose Speculum musicae (“The Mirror of Music”) extolls the virtues of the older masters of the Ars Antiqua.
Read More