Huntingdon vs Rockhill Furnace

Huntingdon

name
  • A borough, the county seat of Huntingdon County, Pennsylvania, United States. 

  • A market town in Cambridgeshire, and former county town of Huntingdonshire. 

  • A surname. 

  • A town, the county seat of Carroll County, Tennessee, United States. 

Rockhill Furnace

name
  • Synonym of Rockhill, Huntingdon County, Pennsylvania. 

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