Statistics for occurrence #1 of “Maj. George Croghan” in entry united-states-of-america-ohio of Harper's Encyclopedia of United States History:

... Maj. George Croghan
One of the central northern States of the United States, is situated between lat. 38° 27′ and 41° 57′ N....
Max. Freq. Min. Freq.
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† 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.