Statistics for occurrence #1 of “Marblehead” in entry salem-ma of Harper's Encyclopedia of United States History:

...eslie finally promised that if he might cross, he would go only a few rods beyond. The bridge was let down, the troops marched over and beyond a short distance, and then returned to their vessel at Marblehead without finding the cannon. See witchcraft, Salem.
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Marblehead (Massachusetts, United States) 546 30 18 6 0 user votes
Marblehead (Illinois, United States) 2 0 0 0 0 user votes
Marblehead (Ohio, United States) 0 0 0 0 0 user votes
Marblehead (Wisconsin, 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.