crewel work vs needlework

crewel work

needlework

noun
  • The art or process of working with a needle especially in embroidery or needlepoint. 

  • The product of such art or process. 

  • The occupation or employment of a person skilled in embroidery, needlepoint, etc. 

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