cartouche vs nameplate

cartouche

noun
  • An ornamental figure, often on an oval shield. 

  • A paper cartridge. 

  • A wooden case filled with balls, to be shot from a cannon. 

  • A gunner's bag for ammunition. 

  • A military pass for a soldier on furlough. 

  • An oval figure containing the characters of an important personal name, such as that of royal or divine people. 

nameplate

noun
  • A plate or plaque inscribed with a name. 

  • The masthead of a newspaper. 

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