Description
Related Subjects
The graph displays the other subjects mentioned on the same pages as the subject "J.H. Spotts Capt. U.S.A.???". If the same subject occurs on a page with "J.H. Spotts Capt. U.S.A.???" more than once, it appears closer to "J.H. Spotts Capt. U.S.A.???" on the graph, and is colored in a darker shade. The closer a subject is to the center, the more "related" the subjects are.