Mr. Johannesen also studied with the pianist Egon Petri and was a composition and music student of Roger Sessions in New York and of Nadia Boulanger at her conservatory at Fontainebleau , France .
Nadia Boulanger
France
/people/person/nationality
France
Fontainebleau
/location/location/contains
PERSON
Egon Petri
PERSON
Roger Sessions
LOCATION
New York
PERSON
Nadia Boulanger
LOCATION
Fontainebleau
LOCATION
France