Potomac Electric Power Co. Benning plant. 50,000 watt generator at Ben...
Picryl description: Public domain image of an industrial building, power plant, electric generator, 20th century architecture, free to use, no copyright restrictions.
Potomac Electric Power Co. Benning plant. Flag raising ceremonies at P...
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Benning plant. Construction for frequency c...
Item title devised. Subject card annotation: construction of foundation and installation of frequency changer.
International Nickel Co. Central heating plant II
The Theodor Horydczak Collection documents the architecture and social life of the Washington DC metropolitan area in the 1920s, 1930s, and 1940s.
Potomac Electric Power Co. Benning plant. Foundation construction at B...
Image is sideways on the videodisc. Item title devised. Subject card annotation: construction of foundation and installation of frequency changer.
Potomac Electric Power Co. Benning plant. Smokestacks at Benning plant...
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description
Potomac Electric Power Co. Benning plant. Fire extinguisher for no. 3 ...
The Theodor Horydczak Collection documents the architecture and social life of the Washington DC metropolitan area in the 1920s, 1930s, and 1940s.
Potomac Electric Power Co. Benning plant. Frequency changer view at Be...
Item title devised. Subject card annotation: construction of foundation and installation of frequency changer.
Printex Corp., 34 State St., Ossining, New York. Printing plant II
Annotation: for Interiors magazine. Public domain photograph - New York, United States, free to use, no copyright restrictions image - Picryl description
Pittsburgh Plate Glass Co., Columbia Chemical Division. General view o...
Item title devised. Public domain photograph of industrial building, landscape, architecture, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Benning plant. Damaged dynamo at Benning pl...
The Theodor Horydczak Collection documents the architecture and social life of the Washington DC metropolitan area in the 1920s, 1930s, and 1940s.
Pittsburgh Plate Glass Chlorine Plant, New Martinsville, West Virginia...
Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Benning plant. Interior of Benning plant II
Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.
Potomac Electric Power Co. Benning plant. Turbine blades at Benning pl...
Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Benning plant. Exterior of Benning plant II
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description