Jul 4 Martin-Joseph Mengal, Belgian composer, and educator (Royal Conservatory of Ghent, 1835-51), dies at 67 Jul 5 Juanita, Mexican, lynched by California gold diggers Jul 6 Thomas Davenport, American inventor (invented 1st commercial electric motor), dies at 48 Louis-Jacques Daguerre (1787-1851) Jul 10 French inventor and photographer (daguerreotype), dies at 63 Jul 17 Béni Egressy, Hungarian composer, librettist, and actor, dies at 37 May 1851 Famous Deaths by Year Aug 1851 Famous People by Cause of Death Assassination Car Crash Hanging Killed in Action Plane Crash Poisoning