printshop vs publisher

printshop

noun
  • Synonym of printing house, an institutional or commercial mass publisher. 

  • A shop that sells prints. 

  • A shop providing commercial copying and printing services. 

publisher

noun
  • One who publishes, especially books. 

  • A system or component that allows other components (subscribers) to receive notifications of something, such as an event. 

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