Side B label - Improvisation By Edmond Hall's Blue Note Jazz Men
Labels have the following address :
BLUE NOTE RECORDS, 767 Lexingt. Ave. NYC
Labels also state the following (and note that this doesn't mean it's a promo) :
NOT LICENSED FOR BROADCASTING
Both Tracks Recorded at WOR Studios, NYC, November 29, 1943
(recording info from http://www.jazzdisco.org/blue-note-records/discography-1939-1944/#431129 )