Statistics for occurrence #1 of “Flushing” in chapter 1 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 9: Poetry and Eloquence.:

... Flushing
What the war brought to the South--ruins of a mill in Petersburg just after the capture of the town by Grant. ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Flushing (Michigan, United States) 0 0 0 0 0 user votes
Flushing (Ohio, United States) 0 0 0 0 0 user votes
Flushing (Pennsylvania, 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.