West by Southwest to Stickney

Chapter 4 Photos, 38–73

(photos 1–37 here)

Extending the Sanitary & Ship Canal

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Lake Claremont Press: A Chicago Joint

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Photo 4.45

July 17, 1907. Erection of the Butterfly Dam leaf has been completed, as shown in this northeast facing view of the leaf’s downstream face. The horizontal through truss supporting the upper leaf pivot spans from the south pier at right to the hidden north pier. In the left background, the downstream face of the terminal wall is visible. (MWRD photo 3604N)