museum piece vs traditionalist

museum piece

noun
  • A very old item, especially an obsolete piece of technology. 

traditionalist

noun
  • A person who adheres to tradition, especially in cultural or religious practices. 

  • A person who believes in the traditional teaching of Hell (Gehenna) as eternal conscious torment (ECT) for the wicked. 

  • A traditional climbing climber. 

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