dedication vs inscription

dedication

noun
  • The act of dedicating or the state of being dedicated. 

  • The deliberate or negligent surrender of all rights to property. 

  • A note addressed to a patron or friend, prefixed to a work of art as a token of respect, esteem, or affection. 

  • A ceremony marking an official completion or opening. 

inscription

noun
  • The act of inscribing. 

  • Text carved on a wall or plaque, such as a memorial or gravestone. 

  • Words written in the front of a book as a dedication. 

  • The text on a coin. 

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