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Hydropower

Map of the Waterways
Title: Map of the Waterways
Type: Map
Date: June 1878
Source: Colonel F.U. Farquhar

Description: Engineer Farquhar prepared this map of the Falls and its waterways in June 1878, after the falls had been reconstructed to be preserved.
Diagram of a Water Wheel
Title: Diagram of a Water Wheel
Type: Diagram
Date: no date
Source: Louis C. Hunter

Description: This diagram shows an overshot water wheel, as described by Oliver Evans in 1807.
Diagram of a Chute Dropping Water to a Turbine
Title: Diagram of a Chute Dropping Water to a Turbine
Type: Diagram
Date: no date
Source: Descriptive Catalogue

Description: This cross-section diagram of part of the Pillsbury "A" Mill shows how water was transported to the turbines that were used to run the machinery in the mill.
Diagram of a Victor Turbine
Title: Diagram of a Victor Turbine
Type: Diagram
Date: no date
Source: Descriptive Catalogue

Description: The Pillsbury "A" Mill used this turbine to harness water power in the late 1800s.
Water Wheel Powering a Millstone
Title: Water Wheel Powering a Millstone
Type: Diagram
Date: no date
Source: Scott F. Anfinson

Description: Before turbines were used, mills often used wooden waterwheels to create power. This diagram demonstrates how a water wheel would be used in a flour mill.
Flow of Water Through a Turbine Powered Mill
Title: Flow of Water Through a Turbine Powered Mill
Type: Diagram
Date: no date
Source: Scott F. Anfinson

Description: The Pillsbury "B" Mill used this system to get water to the turbines that would power the mill.