Alexander_Mackenzie_USACE.jpg
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| Description | Portrait of General Alexander Mackenzie (1844-1921) from USACE history site. |
| Source | http://www.hq.usace.army.mil/History/coe2.htm |
| Author | US Army Corps of Engineers |
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This image or file is a work of a
U.S. Army Corps of Engineers
soldier or employee, taken or made as part of that person's official duties. As a
work
of the
U.S. federal government
, the image is in the
public domain
.
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