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

...nuity. Mr. Williamson thoroughly overhauled her engines, supplied deficiencies, repaired defects, and improved greatly the motive power of the vessel. Secretary Mallory further states that when Constructor Porter came to Richmond, as previously stated, about June 23d, Constructor Porter brought and submitted the model of a flat-bottomed, light-draught propeller, casemated battery, with inclined iron sides and...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.