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View of the Petersburg Gas Works / negative by T.H. O'Sullivan, positive by A. Gardner.

View of the Petersburg Gas Works / negative by T.H. O'Sullivan, positi...

Photograph showing the damage to the gas works building and smoke stack caused by Union Army bombs. Illus. in: Gardner's photographic sketch book of the war / Alexander Gardner. Washington, D.C. : Philp & Solo... More

[Foundation for retort house, construction for Detroit City Gas Company]

[Foundation for retort house, construction for Detroit City Gas Compan...

Picryl description: Public domain image of a damaged, burned, or destroyed building, natural disaster, war destruction, ruins, 19th-century architecture, free to use, no copyright restrictions.

Potomac Electric Power Co. Plaster models of electrical history at Potomac Electric Power Co. XII

Potomac Electric Power Co. Plaster models of electrical history at Pot...

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. apartments and kitchens. Cafritz Greenway apartments I

Potomac Electric Power Co. apartments and kitchens. Cafritz Greenway a...

Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Building. Model home reception hall of Potomac Electric Power Co

Potomac Electric Power Co. Building. Model home reception hall of Poto...

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. old electric appliances. Six small pictures of old electric appliances, with caption: 1500 prospects

Potomac Electric Power Co. old electric appliances. Six small pictures...

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 ... More

Potomac Electric Power Co. Benning plant. Front view of Potomac Electric Power Co. Benning plant from across river

Potomac Electric Power Co. Benning plant. Front view of Potomac Electr...

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. View of PEPCO power plant I

Potomac Electric Power Co. View of PEPCO power plant I

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

Potomac Electric Power Co. Plaster models of electrical history at Potomac Electric Power Co. VIII

Potomac Electric Power Co. Plaster models of electrical history at Pot...

Public domain photograph of a sculpture, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Benning plant. Main gate of Benning plant, open for truck

Potomac Electric Power Co. Benning plant. Main gate of Benning plant, ...

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. substations. Powerlines II

Potomac Electric Power Co. substations. Powerlines II

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 ... More

Potomac Electric Power Co. Buzzard Point plant. Construction work inside Buzzard Point plant IV

Potomac Electric Power Co. Buzzard Point plant. Construction work insi...

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. service station, 10th and Florida. Construction of foundation for new service station building II

Potomac Electric Power Co. service station, 10th and Florida. Construc...

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

Potomac Electric Power Co. commercial kitchens, restaurants and lighting. Donut Shop I

Potomac Electric Power Co. commercial kitchens, restaurants and lighti...

Public domain photograph of department store, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Benning plant. Interior view from floor of Benning plant

Potomac Electric Power Co. Benning plant. Interior view from floor of ...

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. Frequency changer at Benning plant, side view

Potomac Electric Power Co. Benning plant. Frequency changer at Benning...

Picryl description: Public domain photograph of a machine, industrial equipment, engine, generator, free to use, no copyright restrictions.

Potomac Electric Power Co. I St. substation by night XI

Potomac Electric Power Co. I St. substation by night XI

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. commercial kitchens, restaurants and lighting. Electric ranges at Murphy store on 12th and G Sts. IV

Potomac Electric Power Co. commercial kitchens, restaurants and lighti...

Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. miscellaneous. PEPCO chart XVI

Potomac Electric Power Co. miscellaneous. PEPCO chart XVI

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. miscellaneous. Manhole crew and truck I

Potomac Electric Power Co. miscellaneous. Manhole crew and truck I

Picryl description: Public domain image of a construction site, industrial or commercial building, free to use, no copyright restrictions.

Potomac Electric Power Co. Buzzard Point plant. Three 50,000 kilowatt turbines from crane, Buzzard Point plant

Potomac Electric Power Co. Buzzard Point plant. Three 50,000 kilowatt ...

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. Turbine blades at Benning plant I

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. Aerial view of Benning plant I

Potomac Electric Power Co. Benning plant. Aerial view of 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. Buzzard Point plant. Damaged machine parts at Buzzard Point plant IV

Potomac Electric Power Co. Buzzard Point plant. Damaged machine parts ...

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

Washington Gas Light Co. Mr. Gordon of Washington Gas Light Co. II

Washington Gas Light Co. Mr. Gordon of Washington Gas Light Co. II

Public domain photograph of midcentury American portrait, 1940s-1950s, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Benning plant. Benning plant rear view

Potomac Electric Power Co. Benning plant. Benning plant rear view

Picryl description: Public domain image of a power station, dam, electric generator, industrial building, free to use, no copyright restrictions.

Potomac Electric Power Co. apartments and kitchens. Kitchens in an apartment III

Potomac Electric Power Co. apartments and kitchens. Kitchens in an apa...

Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. apartments and kitchens. North Englewood apartments II

Potomac Electric Power Co. apartments and kitchens. North Englewood ap...

Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Building. Control board on 9th floor of Potomac Electric Power Co. III

Potomac Electric Power Co. Building. Control board on 9th floor of Pot...

Public domain photograph of midcentury American office architecture, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. substations. Substation on Wisconsin Ave. window display: Flameless cooking I

Potomac Electric Power Co. substations. Substation on Wisconsin Ave. w...

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Building. Diploma presentation by Red Cross to Pepco first aiders II

Potomac Electric Power Co. Building. Diploma presentation by Red Cross...

Picryl description: Public domain photograph group portrait, free to use, no copyright restrictions.

Potomac Electric Power Co. apartments and kitchens. Cambridge Construction Co. kitchen, Alta Vista, Maryland I

Potomac Electric Power Co. apartments and kitchens. Cambridge Construc...

Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. commercial kitchens, restaurants and lighting. Neptune Restaurant fuse and switchbox

Potomac Electric Power Co. commercial kitchens, restaurants and lighti...

Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. I St. substation by night I

Potomac Electric Power Co. I St. substation by night I

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co., manhole and cables. Corroded cable near Firth Sterling Ave. near Anacostia II

Potomac Electric Power Co., manhole and cables. Corroded cable near Fi...

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. substations. 18th St. substation II

Potomac Electric Power Co. substations. 18th St. substation II

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Benning plant. Damaged dynamo at Benning plant I

Potomac Electric Power Co. Benning plant. Damaged dynamo 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. Buzzard Point plant. Construction work inside Buzzard Point plant VI

Potomac Electric Power Co. Buzzard Point plant. Construction work insi...

Public domain photograph of construction site, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Benning plant. Turbine blades at Benning plant III

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. miscellaneous. CBS station in Wheaton III

Potomac Electric Power Co. miscellaneous. CBS station in Wheaton III

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. electric appliances. Window front of A.B.C. washers

Potomac Electric Power Co. electric appliances. Window front of A.B.C....

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Alexandria plant. Magnetic fan made for electric machinery co. (Mr. Kyle) II

Potomac Electric Power Co. Alexandria plant. Magnetic fan made for ele...

Picryl description: Public domain photograph of costume accessory, free to use, no copyright restrictions image.

Potomac Electric Power Co. Buzzard Point plant. Officials at new turbine at Buzzard Point plant

Potomac Electric Power Co. Buzzard Point plant. Officials at new turbi...

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Power line near Washington Grove I

Potomac Electric Power Co. Power line near Washington Grove I

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. electric appliances. Window display with Sunbeam mixmasters II

Potomac Electric Power Co. electric appliances. Window display with Su...

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. apartments and kitchens. Kitchen in apartment house on 16th St., N.W.

Potomac Electric Power Co. apartments and kitchens. Kitchen in apartme...

Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. service station. Service station on Florida Ave. I

Potomac Electric Power Co. service station. Service station on Florida...

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

Potomac Electric Power Co. apartments and kitchens. Kitchen at 2700 26th St., S.E.

Potomac Electric Power Co. apartments and kitchens. Kitchen at 2700 26...

Picryl description: Public domain image of a basement, underground, lobby, free to use, no copyright restrictions.

Potomac Electric Power Co. houses and kitchens. Kitchen at 14 E. Leland St., Chevy Chase, Maryland

Potomac Electric Power Co. houses and kitchens. Kitchen at 14 E. Lelan...

Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. electric appliances. PEPCO kitchen preparation III

Potomac Electric Power Co. electric appliances. PEPCO kitchen preparat...

Picryl description: Public domain image of flowers, flower arrangement, bouquet, blooming plant, free to use, no copyright restrictions.

Potomac Electric Power Co. service station building, 10th and Florida Ave. Linemen's truck IV

Potomac Electric Power Co. service station building, 10th and Florida ...

Picryl description: Public domain image of military vehicle, automobile, tractor truck, free to use, no copyright restrictions.

Potomac Electric Power Co. I St. substation by night II

Potomac Electric Power Co. I St. substation by night II

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. air conditioning and lighting. Riggs Bank, 7th and I Sts.

Potomac Electric Power Co. air conditioning and lighting. Riggs Bank, ...

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. apartments and kitchens. House under construction II

Potomac Electric Power Co. apartments and kitchens. House under constr...

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Buzzard Point plant. Interior of Buzzard Point plant III

Potomac Electric Power Co. Buzzard Point plant. Interior of Buzzard Po...

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. High tension wires

Potomac Electric Power Co. Benning plant. High tension wires

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. I St. substation by night

Potomac Electric Power Co. I St. substation by night

Picryl description: Public domain image of a castle, view, free to use, no copyright restrictions.

Potomac Electric Power Co. I St. substation by night IX

Potomac Electric Power Co. I St. substation by night IX

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. apartments and kitchens. Eddystone Apartments, 1301 Vermont Ave., kitchen interiors and views of apartment IV

Potomac Electric Power Co. apartments and kitchens. Eddystone Apartmen...

Picryl description: Public domain image of a residential home interior, living room, fireplace, 19th-20th century architecture, free to use, no copyright restrictions.

Potomac Electric Power Co. commercial kitchens, restaurants and lighting. Restaurant at 720 13th St. with sign Good food is good health II

Potomac Electric Power Co. commercial kitchens, restaurants and lighti...

Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Building. Exterior of Potomac Electric Power Co. at night I

Potomac Electric Power Co. Building. Exterior of Potomac Electric Powe...

Picryl description: Public domain image of a department store, commercial building, downtown, shopping center, 19th-20th century, free to use, no copyright restrictions.

Potomac Electric Power Co. air conditioning and lighting. Wilbur-Rogers exterior

Potomac Electric Power Co. air conditioning and lighting. Wilbur-Roger...

Picryl description: Public domain image of a department store, commercial building, downtown, shopping center, 19th-20th century, free to use, no copyright restrictions.

Potomac Electric Power Co. substations. Substation on Wisconsin Ave.

Potomac Electric Power Co. substations. Substation on Wisconsin Ave.

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

Potomac Electric Power Co. electric appliances. Telechron electric clock I

Potomac Electric Power Co. electric appliances. Telechron electric clo...

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Buzzard Point plant. Exterior of Buzzard Point plant II

Potomac Electric Power Co. Buzzard Point plant. Exterior of Buzzard Po...

Picryl description: Public domain image of a bridge, railroad structure, train viaduct, free to use, no copyright restrictions.

Potomac Electric Power Co. substations. Substation exterior VI

Potomac Electric Power Co. substations. Substation exterior VI

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. electric appliances. Telechron electric clock II

Potomac Electric Power Co. electric appliances. Telechron electric clo...

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. commercial kitchens, restaurants and lighting. Ceres Restaurant II

Potomac Electric Power Co. commercial kitchens, restaurants and lighti...

Picryl description: Public domain image of a basement, underground, lobby, free to use, no copyright restrictions.

Potomac Electric Power Co. substations. Federal Courthouse

Potomac Electric Power Co. substations. Federal Courthouse

Picryl description: Public domain photograph of a historic courthouse building, court, free to use, no copyright restrictions.

Potomac Electric Power Co. air conditioning and lighting. Columbia Bank, 9th and F Sts.

Potomac Electric Power Co. air conditioning and lighting. Columbia Ban...

Public domain photograph of bank building, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. electric appliances. Lionel electric engine

Potomac Electric Power Co. electric appliances. Lionel electric engine

Picryl description: Public domain image of a locomotive, train tracks, rail transportation, railroad, railway, 19th-20th century, free to use, no copyright restrictions.

Potomac Electric Power Co. electric appliances. Desk lamp

Potomac Electric Power Co. electric appliances. Desk lamp

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 ... More

Potomac Electric Power Co. electric appliances. Iron II

Potomac Electric Power Co. electric appliances. Iron II

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. electric appliances. Bottle and bottle warmer

Potomac Electric Power Co. electric appliances. Bottle and bottle warm...

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 ... More

Potomac Electric Power Co. houses. Two-story house with porch with awnings

Potomac Electric Power Co. houses. Two-story house with porch with awn...

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. houses. Hohn house in Forestville, Md. II

Potomac Electric Power Co. houses. Hohn house in Forestville, Md. II

Picryl description: Public domain image of a residential building, house, 19th-20th century architecture, free to use, no copyright restrictions.

Potomac Electric Power Co. houses. Marino house in Bethesda, Md. I

Potomac Electric Power Co. houses. Marino house in Bethesda, Md. I

Public domain photograph of a house, cottage, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. houses. Brooks house in Chevy Chase, Md.

Potomac Electric Power Co. houses. Brooks house in Chevy Chase, Md.

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. houses. House in College Park, Md. I

Potomac Electric Power Co. houses. House in College Park, Md. I

Picryl description: Public domain image of a residential building, house, 19th-20th century architecture, free to use, no copyright restrictions.

Potomac Electric Power Co. Building. Christmas 1940, Potomac Electric Power Co. I

Potomac Electric Power Co. Building. Christmas 1940, Potomac Electric ...

Public domain image of a large historic building, city hall, urban architecture, free to use, no copyright restrictions - Picryl description

Potomac Electric Power Co. Buzzard Point plant. Additions to Buzzard Point plant III

Potomac Electric Power Co. Buzzard Point plant. Additions to Buzzard P...

Subject card annotation: made for Mr. Miller. The Theodor Horydczak Collection is a collection of photographs taken by Theodor Horydczak (1890-1971) a Polish-born American photographer who worked in Washington... More

Potomac Electric Power Co. Buzzard Point plant. Coal handling machines at Buzzard Point plant III

Potomac Electric Power Co. Buzzard Point plant. Coal handling machines...

Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.

Potomac Electric Power Co. Building. Home economics, lecture on nutrition II

Potomac Electric Power Co. Building. Home economics, lecture on nutrit...

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. substations. Substation window display: Civilian defense

Potomac Electric Power Co. substations. Substation window display: Civ...

Public domain photograph of stained glass design, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. substations. Substation no. 38 window display: Take good care of the appliances you have

Potomac Electric Power Co. substations. Substation no. 38 window displ...

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. substations. Substation window display: Let's go! U.S.A.

Potomac Electric Power Co. substations. Substation window display: Let...

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Washington Gas Light Co. New Washington Gas Light Co. Building II

Washington Gas Light Co. New Washington Gas Light Co. Building II

Picryl description: Public domain image of a department store, commercial building, downtown, shopping center, 19th-20th century, free to use, no copyright restrictions.

Potomac Electric Power Co. miscellaneous. Fire sprays and fire fighting equipment V

Potomac Electric Power Co. miscellaneous. Fire sprays and fire fightin...

Subject card annotation: made for Mr. Reed, PEPCO. The Theodor Horydczak Collection is a collection of photographs taken by Theodor Horydczak (1890-1971) a Polish-born American photographer who worked in Washi... More

Potomac Electric Power Co. Benning plant. Flag raising ceremonies at Potomac Electric Power Co. Benning plant I

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. substations. Substation no. 38 window display: Buy another bond today

Potomac Electric Power Co. substations. Substation no. 38 window displ...

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. substations. Substation no. 38 window display: Home service daily radio show II

Potomac Electric Power Co. substations. Substation no. 38 window displ...

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Building. 10th & E lobby, after remodeling IV

Potomac Electric Power Co. Building. 10th & E lobby, after remodeling ...

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. air conditioning and lighting. Anacostia liquor store I

Potomac Electric Power Co. air conditioning and lighting. Anacostia li...

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Buzzard Point plant. Generator parts, Buzzard Point plant II

Potomac Electric Power Co. Buzzard Point plant. Generator parts, Buzza...

Public domain photograph of midcentury American industry, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. commercial kitchens, restaurants and lighting. Mayfair Restaurant dining room

Potomac Electric Power Co. commercial kitchens, restaurants and lighti...

Public domain photograph of commerce and advertising, 1920s-1930s America, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. commercial kitchens, restaurants and lighting. Garfinckel's Greenbriar Garden Restaurant kitchen

Potomac Electric Power Co. commercial kitchens, restaurants and lighti...

Public domain photograph of kitchen, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. air conditioning and lighting. Parisian Shop interior, 639 Pennsylvania Ave. S.E.

Potomac Electric Power Co. air conditioning and lighting. Parisian Sho...

Public domain photograph of department store, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. commercial kitchens, restaurants and lighting. Mayfair Restaurant kitchen

Potomac Electric Power Co. commercial kitchens, restaurants and lighti...

Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. air conditioning and lighting. MacArthur Drug interior, MacArthur Blvd.

Potomac Electric Power Co. air conditioning and lighting. MacArthur Dr...

Public domain photograph of pharmacy, convenience store, free to use, no copyright restrictions image - Picryl description

Potomac Electric Power Co. Alexandria plant. Worn parts on turbine no. 2 VI

Potomac Electric Power Co. Alexandria plant. Worn parts on turbine no....

Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description

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