file card vs picture card

file card

noun
  • A card used as part of a file system. 

  • A tool for removing debris from between the teeth of a file. 

picture card

noun
  • A flash memory card for a digital camera. 

  • A playing card which has a picture on it (usually Jack, Queen or King (coat card), but sometimes including Ace or Joker). 

  • A trading card/trade card. 

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