Photograph with 2 captions: (1) Improvement of the Mississippi River between the Illinois and Ohio Rivers and (2) Details of Construction. Negative 32. Taken Oct. 21, 1882. View of a complete secondary hurdle, showing the method of wattling and bracing and the completed foundation mattress--the details of the bottom grillage of which were shown in No. 28. The river having fallen after its construction left it in sight.

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Size: 4977px × 4018px
Photo credit: © Alpha Stock / Alamy / Afripics
License: Licensed
Model Released: No

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