graphics vs mezzotint

graphics

noun
  • The art or visual representations displayed by a computer. 

  • The pictorial representation and manipulation of data; the process by which a computer displays data. 

  • The graphic arts. 

  • The making of architectural or design drawings. 

mezzotint

noun
  • A form of intaglio etching in which a metal plate is roughened evenly and then smoothed to bring out an image. 

  • An etching or print made using this method. 

verb
  • To make such etchings 

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