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Electric substations

 Subject
Subject Source: Library of Congress Subject Headings

Found in 2 Collections and/or Records:

Delmarva Power and Light Company photographs

 Collection
Identifier: 1994-237
Abstract: Delaware Power & Light Company had its beginnings in the 1880s as a number of small power companies sprang up to provide electric service to the Delmarva Peninsula. These 1926 images document the construction of gas towers and substations at the Christiana and Brandywine power plants in the Wilmington, Delaware.
Dates: 1926

Pennsylvania Water & Power Company presidential records

 Collection
Identifier: 2627
Abstract: The Pennsylvania Water & Power Company formed in 1910 to finish construction of the Holtwood hydroelectric facility along the lower Susquehanna River in Pennsylvania. The company achieved numerous advancements in hydroelectric and steam power development in the early twentieth century, and helped bring about the electrification of Baltimore and, later, much of the Chesapeake and eastern Pennsylvania area. The records largely consist of correspondence to and from Pennsylvania Water & Power's chief engineer and later president, John Abbet Walls, and other company heads relating to operations, customers, dam construction, and numerous subjects associated with the hydroelectric industry.
Dates: 1905-1946