US Army Corps of Engineers
Engineer Research and Development Center Website

The Engineers at Vicksburg, Part 21: Plotting Logan’s Approach
Capt. Andrew Hickenlooper served as chief engineer of the XVII Corps during the campaign and directed approach and mining operations along the Jackson road aimed at Third Louisiana Redan. He is honored by this statue on the grounds of Vicksburg National Military Park.

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Photo by: Mike Petersen |  VIRIN: 170525-A-YL201-001.JPG