Statistics for occurrence #1 of “Chief Engineer Williamson” in chapter 1.1 of Southern Historical Society Papers, Volume 20.:

...sary specifications. 2. That in a few days he submitted rough drawings of a casemated vessel with submerged ends, and inclined iron-plated sides, which was approved by the department. 3. That Chief Engineer Williamson and Constructor Porter were ordered to report in Richmond about the 23d of June for consultation on the same subject generally, and to aid in the work. 4. That Mr. Williamson and Mr. Porter appro...
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