EDISON AT WORK IN ONE OF THE CHEMICAL ROOMS AT THE ORANGE LABORATORY
EDISON WHEN ABOUT FOURTEEN OR FIFTEEN YEARS OF AGE
MR. EDISON AT THE CLOSE OF FIVE DAYS AND NIGHTS OF CONTINUED WORK IN PERFECTING THE EARLY WAX-CYLINDER TYPE OF PHONOGRAPH—JUNE 16, 1888
THE EDISON ELECTRIC RAILWAY AT MENLO PARK—1880
EDISON AT THE OFFICE DOOR OF THE ORE-CONCENTRATING PLANT AT EDISON, NEW JERSEY, IN THE 'NINETIES
THOMAS ALVA EDISON—1911
"THE INSOMNIA SQUAD"
EDISON AT WORK ON RUBBER EXPERIMENTS. FROM A MOVING PICTURE TAKEN DECEMBER, 1928
