Statistics for occurrence #1 of “Styx” in chapter 2 of J. B. Jones, A Rebel War Clerk's Diary:

...ined defense. There is no fear of personal danger; it is only the destruction of property that is dreaded. But, in my opinion, the Pawnee is about as likely to attempt the navigation of the River Styx , as to run up this river within shelling distance of the city. I walked down to the lower bridge, without even taking a pocket-pistol, and saw the troops drawn up in line of battle awaiting the ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Styx 8 2 0 0 0 user votes
Stygian Styx 6 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.