bookmaker vs typewriter

bookmaker

noun
  • A person who prints or binds books. 

  • A person who compiles books from the writings of others. 

  • A person (or a business) who calculates odds and accepts bets, especially on horse racing; a bookie. 

typewriter

noun
  • A device, at least partially mechanical, used to print text by pressing keys that cause type to be impressed through an inked ribbon onto paper. 

  • A prank in which fingers are jabbed roughly onto someone's chest followed by striking them over the ear in imitation of using an old-fashioned typewriter. 

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