mackintosh vs overcoating

mackintosh

noun
  • A waterproof long coat made of rubberized cloth. 

  • Waterproof rubberized cloth. 

  • Any waterproof coat or raincoat. 

overcoating

noun
  • cloth for making overcoats 

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