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The Menlo Park work force on the front steps of the laboratory building, about 1880.
Top row (standing), left to right: Albert Herrick, Francis Jehl, Samuel Edison (Edison's father), George Crosby, George Carman, Charles Mott, John Lawson, George Hill, Ludwig Boehm. Middle row: Charles Batchelor, Edison, Charles Hughes, William Carman. Bottom row: William Holzer, James Hipple.
SI negative #80-16540
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