Statistics for occurrence #1 of “C. S. N. Consructor” in chapter 1.1 of Southern Historical Society Papers, Volume 19.:

...ich Engineer Williamson as alone responsible. I hope these plain statements of facts will satisfy the people of this government as to who is entitled to the plan of the Virginia. John L. Porter, C. S. N. Consructor . On the 3d of April, I wrote a private letter to Mr. Porter which, so far as I know, has never been published. Richmond, April 3, 1862. dear Sir: I have observed, with surprise and...
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