dawn vs nones

dawn

noun
  • The morning twilight period immediately before sunrise. 

  • The rising of the sun. 

  • The earliest phase of something. 

  • The time when the sun rises. 

verb
  • To begin to give promise; to begin to appear or to expand. 

  • To begin to brighten with daylight. 

  • To start to appear or be realized. 

nones

noun
  • The ninth hour after dawn (about 3 pm). 

  • The notional first-quarter day of a Roman month, occurring on the 7th day of the four original 31-day months (March, May, Quintilis or July, and October) and on the 5th day of all other months. 

  • The divine office appointed to the hour. 

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