Statistics for occurrence #1 of “Ohio” in chapter 4, entry dial of Knight's Mechanical Encyclopedia:

...like its congeners, an hour by the sun, and the sun two hours high, marks the constant reference by those of out-door occupation to the master of day as the measurer of time. In the latitude of Ohio , a farmer judges of noon in harvesttime by reaching one foot forward to try whether he can step on to the shadow of his head. The tired farm-servant of Mesopotamia earnestly desired the [eastward] ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Ohio (Ohio, United States) 4,328 34 10 0 0 user votes
Ohio (United States) 1,611 10 1 0 0 user votes
Ohio (Colorado, United States) 12 0 0 0 0 user votes
Ohio (Illinois, United States) 0 0 0 0 0 user votes
Ohio (Missouri, United States) 0 0 0 0 0 user votes
Ohio (New York, United States) 0 0 0 0 0 user votes
Ohio (Texas, 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.