Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Chicago River Bascule Bridge, Monroe Street, Spanning South Branch of ...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, LaSalle Street, Spanning Chicago River a...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, LaSalle Street, Spanning Chicago River a...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Chicago River Bascule Bridge, Monroe Street, Spanning South Branch of ...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, LaSalle Street, Spanning Chicago River a...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Chicago River Bascule Bridge, Monroe Street, Spanning South Branch of ...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, LaSalle Street, Spanning Chicago River a...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, Franklin Street, Spanning Chicago River ...
Significance: The development of the Chicago trunnion bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Chicago River Bascule Bridge, Monroe Street, Spanning South Branch of ...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, LaSalle Street, Spanning Chicago River a...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, Wabash Avenue, Spanning Chicago River at...
Significance: In 1930 the Wabash Bridge was awarded the American Institute of Steel Construction prize for "Most Beautiful." Survey number: HAER IL-48 Building/structure dates: 1930 Initial Construction
Chicago River Bascule Bridge, Wabash Avenue, Spanning Chicago River at...
Significance: In 1930 the Wabash Bridge was awarded the American Institute of Steel Construction prize for "Most Beautiful." Survey number: HAER IL-48 Building/structure dates: 1930 Initial Construction
Chicago River Bascule Bridge, Wabash Avenue, Spanning Chicago River at...
Significance: In 1930 the Wabash Bridge was awarded the American Institute of Steel Construction prize for "Most Beautiful." Survey number: HAER IL-48 Building/structure dates: 1930 Initial Construction
Chicago River Bascule Bridge, Wells Street, Spanning South Branch Chic...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Chicago River Bascule Bridge, LaSalle Street, Spanning Chicago River a...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, Wabash Avenue, Spanning Chicago River at...
Significance: In 1930 the Wabash Bridge was awarded the American Institute of Steel Construction prize for "Most Beautiful." Survey number: HAER IL-48 Building/structure dates: 1930 Initial Construction
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Chicago River Bascule Bridge, Monroe Street, Spanning South Branch of ...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, LaSalle Street, Spanning Chicago River a...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, Franklin Street, Spanning Chicago River ...
Significance: The development of the Chicago trunnion bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Chicago River Bascule Bridge, Wabash Avenue, Spanning Chicago River at...
Significance: In 1930 the Wabash Bridge was awarded the American Institute of Steel Construction prize for "Most Beautiful." Survey number: HAER IL-48 Building/structure dates: 1930 Initial Construction
Chicago River Bascule Bridge, Franklin Street, Spanning Chicago River ...
Significance: The development of the Chicago trunnion bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, Franklin Street, Spanning Chicago River ...
Significance: The development of the Chicago trunnion bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Chicago River Bascule Bridge, Monroe Street, Spanning South Branch of ...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, LaSalle Street, Spanning Chicago River a...
Significance: The development of the Chicago trunnoin bascule bridge occurred during the first three decades of the twentieth century. Despite the controversy over patent infringement Joseph E. Strauss charg... More
Chicago River Bascule Bridge, Wabash Avenue, Spanning Chicago River at...
Significance: In 1930 the Wabash Bridge was awarded the American Institute of Steel Construction prize for "Most Beautiful." Survey number: HAER IL-48 Building/structure dates: 1930 Initial Construction