Hagerstown vs Potosi

Hagerstown

name
  • A ghost town in Ohio. 

  • A city, the county seat of Washington County, Maryland; named for founder Jonathan Hager. 

  • A town in Indiana; named for the city in Maryland. 

Potosi

name
  • A ghost town in Clark County, Nevada, United States. 

  • A census-designated place in Taylor County, Texas, United States. 

  • A city, the county seat of Washington County, Missouri, United States. 

  • A town and village in Grant County, Wisconsin, United States. 

How often have the words Hagerstown and Potosi occurred in a corpus of books? (source: Google Ngram Viewer )