Statistics for occurrence #1 of “Col. Warren” in chapter 26 of Elias Nason, McClellan's Own Story: the war for the union, the soldiers who fought it, the civilians who directed it, and his relations to them.:

...rigade. A concentrated fire of about thirty guns was brought to bear on the enemy, which, with the infantry-fire of Col. Warren's command, compelled him to retreat, leaving two guns in the hands of Col. Warren . The gun-boats rendered most efficient aid at this time, and helped to drive back the enemy. It was very late at night before my aides returned to give me the results of the day's fighting alon...
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.