As a result, a number of compositions have been lost.
He wanted to help develop an American school of composition.
He left open the issue of its composition and leadership.
Few of his compositions are well known in the 21st century.
Beyond this point the entire story is in the first stage of composition.
I take up small changes made at the time of composition into the text given.
It can appear at the end of a composition as well.
He is said to have made most of his compositions at this period.
The year of composition is estimated to be ca. 1260.
He does not feel the same about the current level of musical composition.