[vii] Harold D. Wallace Jr. is an historian working in the Electricity and Modern Physics Division of the National Museum of American History. Current projects include an exhibit studying invention in modern lighting and research into historic aspects of restructuring in the electric power industry.

A native of Baltimore, Maryland, Mr. Wallace received an M.A. in the history of technology from the University of Maryland, Baltimore County. Prior to employment with the Smithsonian, he enjoyed a successful management career in the retail and wholesale hardware trades. He is a member of the American Historical Association, the Baltimore County Historical Society, and the Society for the History of Technology.

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