Emmet Chappelle brightened up the 2007 pool for studying this, the ability of living organisms to emit light
INVENTORS HALL OF FAME 2007 | Emmet Chappelle brightened 
up the 2007 pool for studying this, the ability of living organisms to emit light |... [DOC] [TLE] Chappelle, Emmett (1925- ) | The Black Past: Remembered and ... [PAR] Emmett Chappelle, inventor, was born in Phoenix, Arizona on October 25, 1925.