draftsmanship vs rendering

draftsmanship

noun
  • the skill of drawing 

  • the art or craft of a draftsman 

rendering

noun
  • Sketch, illustration, or painting. 

  • Version; translation. 

  • The act or process by which something is rendered. 

  • The process of producing an image from an internal model, or the image thus produced. 

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