Emanzipation. Und kraft der oben erwähnten Macht und zu dem Zweck ordn...
Public domain image related to President Abraham Lincoln, gelatin silver print, free to use, no copyright restrictions image - Picryl description
[Straßenszene mit Gebäuden und Stromleitungen in Georgien]
Public domain photograph - Georgia folklife collection, ethnography, United States, free to use, no copyright restrictions image - Picryl description
Gewidmet der Macht, die die Welt bewegt, Electricity Building fom Fest...
H52157 U.S. Copyright Office. No. 3297. Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Mrs. Power, Mrs. Redmond, J. Fitzgibbon, and Jno. Redmond, Jos. Devlin
A black and white photo of a group of people. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Urheberrechtsamt Urheberrechtshinterlegung; F. J. Bandholtz; 30. Augus...
Stromdamm und Snake River, Idaho Falls, Idaho J131153 Vereinigte Staaten Adresse des Anspruchstellers: Des Moines, IA.
Neil Power, 10 Jahre alt, sagte: "Dreht Strümpfe in Rom (Ga.) Strumpff...
Picryl description: Public domain image of boy workers, child labor, working children, economic conditions, free to use, no copyright restrictions.
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
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 ... Mehr
Potomac Electric Power Co. Elektrogeräte. Montage von Haushaltsgeräten...
Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Elektrogeräte. Reichweite für Semaphore
Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Elektrogeräte. Norma mit elektrischer Reich...
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 ... Mehr
Potomac Electric Power Co. Elektrogeräte. Reichweite kühl und elektris...
Picryl description: Public domain image of a bureau, office furniture, desk, chair, free to use, no copyright restrictions.
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Public domain photograph of a machine part, motor, equipment, free to use, no copyright restrictions image - Picryl description
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Picryl description: Public domain image of a bureau, office furniture, desk, chair, free to use, no copyright restrictions.
Potomac Electric Power Co. Elektrogeräte. Reagenzgläser zeigen Kochver...
Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description
Verantwortlicher Posten. Washington, D.C., 28. September. Einen Posten...
Picryl description: Public domain image of an aircraft, aviator, 1910s-1920s, early 20th-century aviation, free to use, no copyright restrictions.
Potomac Electric Power Co. Gebäude. Schließung der Registrierkasse der...
Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description
Tankstellengebäude der Potomac Electric Power Co., 10th and Florida Av...
Picryl description: Public domain image of military vehicle, automobile, tractor truck, free to use, no copyright restrictions.
Potomac Electric Power Co. Gebäude. Erster Stock des Potomac Electric ...
Picryl description: Public domain image of a public building, auditorium, hall, commons, 19th-20th century architecture, free to use, no copyright restrictions.
Potomac Electric Power Co. Reddy Kilowatt
Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Umspannwerke. Umspannwerk Bethesda I
Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Klimaanlage und Beleuchtung. W.O.L. Radiose...
Public domain photograph of train station, free to use, no copyright restrictions image - Picryl description
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description
Appartements und Küchen der Potomac Electric Power Co. Marlyn Apartmen...
Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Großküchen, Restaurants und Beleuchtung. Ce...
Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Umspannwerke. Umspannwerksstandort in 13th ...
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
Potomac Electric Power Co. Verschiedenes. PEPCO-Diagramm VIII
Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Verschiedenes. PEPCO-Diagramm IX
Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Kontrollboard von PEPCO III
Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Klimaanlage und Beleuchtung. Del Rio Restau...
Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description
Gebäude des Electric Institute of Washington, Potomac Electric Power C...
Picryl description: Public domain image of a historic place interior, salon, hall lobby, living room, 18th-19th century architecture, free to use, no copyright restrictions.
Potomac Electric Power Co. Elektrogeräte. Uhr I
Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Stangen setzen für Indian Head IV
Picryl description: Public domain image of a construction site, industrial or commercial building, free to use, no copyright restrictions.
Appartements und Küchen der Potomac Electric Power Co. Cafritz Apartme...
Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Public domain photograph of a crowd, event, meeting, demonstration, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Verschiedenes. Elektrische Tischlerwerkzeug...
Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Häuser und Küchen. Äußere von 6432 Barnaby ...
Picryl description: Public domain image of a small palace, chateau, villa, residential historic building, free to use, no copyright restrictions image.
Potomac Electric Power Co. Umspannwerke. Umspannwerk Bethesda V
Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.
Potomac Electric Power Co. Heck des Linienfahrzeugs
Picryl description: Public domain image of a locomotive, train tracks, rail transportation, railroad, railway, 19th-20th century, free to use, no copyright restrictions.
Electric Institute of Washington, Potomac Electric Power Co. Speicher ...
Picryl description: Public domain image of a department store, commerce, shopping, main street, city downtown, early 20th-century, free to use, no copyright restrictions.
Potomac Electric Power Co. Leitungsbau nach Indian Head VII
Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Picryl description: Public domain image of a historic place interior, salon, hall lobby, living room, 18th-19th century architecture, free to use, no copyright restrictions.
Potomac Electric Power Co. Umspannwerke. Bunker Hill Rd. Umspannwerk V
Public domain photograph of a machine part, motor, equipment, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Umspannwerke. Eingang Umspannwerk
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
Appartements und Küchen der Potomac Electric Power Co. Eddystone Apart...
Picryl description: Public domain image of a commercial or residential multi-story building, condominium, 20th century, free to use, no copyright restrictions.
Gebäude des Electric Institute of Washington, Potomac Electric Power C...
Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description
Appartements und Küchen der Potomac Electric Power Co. J St. Wohnung I...
Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description
Tankstellengebäude der Potomac Electric Power Co., 10th and Florida Av...
Picryl description: Public domain image of military vehicle, automobile, tractor truck, free to use, no copyright restrictions.
Appartements und Küchen der Potomac Electric Power Co. Essecke und Küc...
Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Kreuzung von Stromleitungen am Pol
Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description
Gebäude des Electric Institute of Washington, Potomac Electric Power C...
Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Elektrogeräte. Stehlampe I
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 ... Mehr
William McClelland, Präsident von Potomac Electric Power Co. Portrait ...
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 ... Mehr
Potomac Electric Power Co. electric appliances. Knofe sharpener II
Public domain photograph of a machine part, motor, equipment, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Elektrogeräte. Messerschärfer I
Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description
Chickamauga-Staudamm und Kraftwerk. Eines der Hauptgebäude der Bauerng...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Potomac Electric Power Co. modellhaft nach Hause. Rumpuszimmer im Must...
Picryl description: Public domain image of a living room, salon, office, late 19th-century interior, free to use, no copyright restrictions.
Potomac Electric Power Co. modellhaft nach Hause. Rumpuszimmer im Must...
Picryl description: Public domain image of a living room, salon, office, late 19th-century interior, free to use, no copyright restrictions.
Presidents of brain and brawn, Washington, D.C., September 11. Dr. Fra...
A couple of men sitting at a table. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
General of power dine, Washington, D.C., September 11. W. Borquist, Ch...
A group of men sitting at a dinner table. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Gebäude. Weihnachten 1937, Potomac Electric...
Picryl description: Public domain image of a department store, commercial building, downtown, shopping center, 19th-20th century, free to use, no copyright restrictions.
A.F. von L. Head befürwortet Wagner Housing Bill. Washington, D.C., 14...
A group of men standing next to each other. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Picryl description: Public domain image of a department store, commercial building, downtown, shopping center, 19th-20th century, free to use, no copyright restrictions.
Believes in high wages. Washington, D.C., Jan. 10. Admitting his belie...
A black and white photo of a man sitting at a table. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Versorgungsunternehmen treffen Roosevelt. Washington, D.C., 11. Januar...
A group of men standing next to each other. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Monopoly huddle. Washington, D.C., 1. Juli. Senator Joseph C. O 'Mahon...
Two men standing next to each other in a room. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Gebäude. Innenraum des Lagers von Potomac E...
Picryl description: Public domain image of a department store, commercial building, downtown, shopping center, 19th-20th century, free to use, no copyright restrictions.
Neu ernannter Sonderermittler für die Untersuchung des Rundfunkmonopol...
A black and white photo of a man sitting at a desk. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Dieses Husky-Mitglied einer Baumannschaft, die eine neue 33.000-Volt-S...
Picryl description: Public domain image of a farmer, 1930s, 20th-century dust bowl era, free to use, no copyright restrictions.
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Picryl description: Public domain image of a school auditorium, college, education, building interior, free to use, no copyright restrictions.
Electric Institute of Washington, Potomac Electric Power Co. Gebäude. ...
Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description
Western Washington, Grays Harbor County, Elma. Modernes Gebäude neben ...
Public domain image of a historic view of Boston Harbor, Massachusetts, free to use, no copyright restrictions - Picryl description
Electric Institute of Washington, Potomac Electric Power Co. Zeichen d...
Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description
Die alte kenianische Mehlmühle in Usquepaugh wird mit Wasserkraft betr...
Public domain photograph of 1930s America, free to use, no copyright restrictions image - Picryl description
A black and white photo of two men with guns, Colorado. Farm Security ...
Picryl description: Public domain image of military shooting, machine gun, artillery, armed conflict, free to use, no copyright restrictions.
Benzin in den Tank eines umgebauten Autos gießen, das die kooperative ...
Picryl description: Public domain photograph of a car, 1930s, free to use, no copyright restrictions.
Gebäude des Electric Institute of Washington, Potomac Electric Power C...
Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Gebäude. Weihnachten 1940, Potomac Electric...
Public domain image of a large historic building, city hall, urban architecture, free to use, no copyright restrictions - Picryl description
Die alte Wasserkraft. Kenias echte Rhode Island Johnny-Cake-Mehlmühle ...
Picryl description: Public domain image of a rural landscape with a watermill, water, decayed building, 18th, 19th century architecture, free to use, no copyright restrictions.
Stromleitung. Uinta County, Wyoming
Public domain photograph of United States agriculture in the 1930s, country, farmer, farm, great depression, migration, dust bowl refugees, free to use, no copyright restrictions image - Picryl description
Gebäude des Electric Institute of Washington, Potomac Electric Power C...
Picryl description: Public domain image of a department store, commerce, shopping, main street, city downtown, early 20th-century, free to use, no copyright restrictions.
Autobatterien dienen als Stromspeicher für zweiunddreißig Volt-Windlad...
Public domain photograph of 1930s America, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Verschiedenes. Lastwagen und Muschelschaufe...
Picryl description: Public domain image of military vehicle, automobile, tractor truck, free to use, no copyright restrictions.
Gebäude des Electric Institute of Washington, Potomac Electric Power C...
Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Gebäude. Pepco-Frohsinn
Public domain photograph of a church interior, gothic architecture, free to use, no copyright restrictions image - Picryl description
Es kostet einen Groschen, durch dieses Hochleistungsteleskop von Bausc...
Public domain photograph - historical image of Massachusetts, United States, free to use, no copyright restrictions image - Picryl description
Herstellung von Stauballons. Hals und Nacken in der Stretch. Wie Rennp...
Public domain photograph of 1930s industry, war production in the United States free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. Gebäude. Potomac Electric Power Co. Gebäude...
Picryl description: Public domain image of a department store, commercial building, downtown, shopping center, 19th-20th century, free to use, no copyright restrictions.
Produktion. Flugzeugmotoren von Pratt und Whitney. Kurbelwellen, die z...
Public domain photograph of manufacturing, industry, free to use, no copyright restrictions image - Picryl description
Tennessee Valley Authority. Ein Generatorwickler arbeitet an der Wickl...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Tennessee Valley Authority. Bau des Douglasiendammes. Ein Müllwagen am...
Picryl description: Public domain image of a farmer, 1930s, 20th-century dust bowl era, free to use, no copyright restrictions.
Dunklin County, Missouri. Tomaten in einer von den USA betriebenen Kon...
Picryl description: Public domain image of a worker, labor, factory, plant, manufacture, industrial facility, 1930s, mid-20th-century industrial photo, free to use, no copyright restrictions.
Stromversorgung und Naturschutz der Tennessee Valley Authority. Bau de...
Picryl description: Public domain image of a quarry, mine, excavation, or mining site, free to use, no copyright restrictions.
Strom und Naturschutz. Chickamauga Dam, Tennessee Valley Authority (TV...
Weitere Informationen über die FSA / OWI-Sammlung finden Sie unter http: / / hdl.loc.gov / loc.pnp / pp.fsaowi Filmkopie auf SIS-Rolle 31, Rahmen 1586. Die tatsächliche Größe des Negativs ist C (ca. 4 x 5 Zoll)... Mehr
Tennessee Valley Authority. Bau des Douglasiendammes. Eine neue Schich...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Tulsa, Oklahoma. Pumpenraum mit Dieselantrieb an der Tulsa-Station der...
Public domain photograph of train station, free to use, no copyright restrictions image - Picryl description
Tennessee Valley Authority. Bau des Douglasiendammes. Ein Holzkassette...
Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.
Dunklin County, Missouri. Tomatenkonservenfabrik unter Verwendung der ...
Picryl description: Public domain image of a farm, farmer, agriculture, early 20th century, free to use, no copyright restrictions.