penman vs subeditor

penman

noun
  • A person with writing skills; a journalist or other author. 

  • A scribe, or person who copies texts. 

  • A forger. 

subeditor

noun
  • A copy editor at a newspaper or magazine. 

  • An assistant editor, usually in a specific department of a newspaper. 

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