dreamboat vs pin-up

dreamboat

noun
  • An exceptionally good-looking and sexually attractive person, particularly a man. 

pin-up

noun
  • The person so depicted. 

  • A photograph, printed in a magazine or other publication, of a sexually attractive person (often nude or provocatively dressed), and intended to be removed and pinned up on a wall. 

  • Figurehead, person who represents an idea, cause etc. 

How often have the words dreamboat and pin-up occurred in a corpus of books? (source: Google Ngram Viewer )