shopfloor vs workstead

shopfloor

noun
  • The area of a factory or workshop where the operatives work; used especially to distinguish the productive part of a factory from the administrative part. 

workstead

noun
  • Any place, such as a workshop, office, studio, or garage, set up where work can be performed; a workstation. 

  • A place of employment; workplace. 

  • A laboratory. 

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