Statistics for occurrence #1 of “Fitz John Porter” in chapter 5.23 of Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War: Volume 2.:

...eral Union officers have written to the editors, stating that they witnessed the explosion of concealed shells or torpedoes at Yorktown — among them Fred T. Locke, assistant adjutant-general to Fitz John Porter , director of the siege, and Colonel Edward C. James, of the engineer corps. General Locke wrote in May, 1885: On the morning of May 4th, 1862, our pickets sent in a prisoner who said he was a Un...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Fitz John Porter 1,430 346 84 18 0 user votes
Gen Fitz John Porter 2 0 0 0 0 user votes
Fitz John Portersome 2 0 0 0 0 user votes

† 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.