typewriter vs typographer

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. 

typographer

noun
  • a typewriter 

  • a kind of bark beetle, Ips typographus. 

  • a person skilled in typography 

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