Beacon vs Pharos

Beacon

name
  • A hamlet in Devon, England. 

  • A city in New York, United States. 

  • A town in Western Australia. 

  • A city and town in Iowa, United States. 

  • A surname. 

Pharos

name
  • The Lighthouse of Alexandria, located on the island Pharos 

  • A small island off Alexandria where the Lighthouse of Alexandria was located. 

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