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Diagram of Tennessee Valley Authority Water Control System

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Stock #: 310300
Type: Postcard
Era: Linen
Publisher: Standard Souvenirs & Novelties Inc.
Size: 3.5" x 5.5" (9 x 14 cm)
Additional Details:
26 dams are operated as a unit. Reservoir levels are balanced against power needs and flood dangers. An inexhaustible natural resource is put to use

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