Statistics for occurrence #1 of “Savannah” in chapter 17 of Benson J. Lossing, Pictorial Field Book of the Civil War. Volume 3.:

...lled to look higher up the river for a passage, and marched his troops to Sister's Ferry, or Purysburg. The delay caused by the flood prevented Slocum getting his entire wing of the army across the Savannah River until the first week in February. In the mean time, General Grant had sent to Savannah Grover's division of the Nineteenth Corps, to garrison that city, and had drawn the Twenty-third Corps...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Savannah (Georgia, United States) 8,420 116 760 0 0 user votes
Savannah (Mississippi, United States) 349 2 1 0 0 user votes
Savannah (Missouri, United States) 14 0 2 0 0 user votes
Savannah (California, United States) 2 0 0 0 0 user votes
Savannah (Iowa, United States) 0 0 0 0 0 user votes
Savannah (North Carolina, United States) 0 0 0 0 0 user votes
Savannah (North Carolina, United States) 0 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.