spale vs spetch

spale

noun
  • A chip or splinter of wood. 

  • One of a number of cross-bands fastened temporarily to the frames to keep them in place until properly secured. 

  • A strengthening cross timber. 

  • A lath; a shaving or chip, as of wood or stone. 

spetch

noun
  • A piece of skin used in making glue. 

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