Submerged stone wall in Ashtabula Harbor marked by U.S. Army Corps of Engineers
Originally published at https://www.lrb.usace.army.mil/Media/News-Releases/Article/3394962/submerged-stone-wall-in-ashtabula-harbor-marked-by-us-army-corps-of-engineers/
Submerged stone wall in Ashtabula Harbor marked by U.S. Army Corps of Engineers
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