2013-11-122013-11-121927https://www.library.yorku.ca/find/Record/3189358http://hdl.handle.net/10315/26657Gift of Dr. Mary Jane Esplen.Book by Gladys Unger & Cyrus Wood [note]Piano vocal [instrumentation]It's such a simple matter to be cheerful [first line]Make believe you're happy if you think you're happy [first line of chorus]G major [key]Moderato [tempo]Popular song [form/genre]Edna Leedom (photograph) [illustration]Barbelle [engraver]Publisher's advertisement on back cover [note]4 pages of music ; 24 x 31 cm.enFor further copyright information contact : ascproj@yorku.caHappinessSheet Music2013-11-11