Завод Potomac Electric Power Co. Interior of Benning plant III

Potomac Electric Power Company (PEPCO) is a publicly traded utility company that provides electric service to customers in the Washington D.C. metropolitan area, including the District of Columbia and parts of Maryland and Virginia. The company was founded in 1896 as the Washington Electric Company and has been providing electricity to the area for over a century.

электростанции коммунальные предприятия район Колумбии Вашингтон, округ Колумбия нитратные негативы Потомак Potomac Electric Power Co интерьер производство энергии история Соединенных Штатов библиотека Конгресса электростанция электроэнергия выработка энергии производство электроэнергии

01/01/1920

Library of Congress

http://www.loc.gov/

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