musicstick vs pounding block

musicstick

noun
  • A kind of drumstick used by striking one against another, to maintain rhythm in Aboriginal voice chants. 

pounding block

noun
  • A block of a hard material used to flatten seams by clapping or pounding the seam with the block against a hard surface. 

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