Example 1 Jehan de Lescurel Ballade
Here is the first of the examples at the beginning of Ars Nova (New Art) the first few by J de Lescurel are monophonic (one line). These 15 examples are the ones given at the back of 100 Ballades, Rondeaux and Virelais. By Nigel Wilkins briefly reviewed above. Enjoy
