colophon vs seal

colophon

noun
  • A printer's or publisher's identifying inscription or logo appearing at the front or end of a book, or the same appearing on the spine or dust jacket. 

  • A page on a website identifying the details of its creation, such as the author's name and the technologies used. 

  • In manuscripts (typically before the invention of printing), the note, usually at the end, left by the scribe who copied it, giving information on their exemplar, where and when the copy was made, and sometimes, their own name. 

seal

noun
  • An impression of such stamp on wax, paper or other material used for sealing. 

  • A bearing representing a creature something like a walrus. 

  • Anything that secures or authenticates. 

  • A tight closure, secure against leakage. 

  • Something which will be visibly damaged if a covering or container is opened, and which may or may not bear an official design. 

  • A chakra. 

  • A design or insignia usually associated with an organization or an official role. 

  • Confirmation or approval, or an indication of this. 

  • A stamp used to impress a design on a soft substance such as wax. 

  • Something designed to prevent liquids or gases from leaking through a joint. 

  • A pinniped (Pinnipedia), particularly an earless seal (true seal) or eared seal. 

verb
  • To place a seal on (a document). 

  • To confirm or set apart as a second or additional wife. 

  • To guarantee. 

  • To fasten (something) so that it cannot be opened without visible damage. 

  • To close securely to prevent leakage. 

  • To place in a sealed container. 

  • To prevent people or vehicles from crossing (something). 

  • To tie up animals (especially cattle) in their stalls. 

  • To mark with a stamp, as an evidence of standard exactness, legal size, or merchantable quality. 

  • To form a sacred commitment. 

  • To hunt seals. 

  • To place a notation of one's next move in a sealed envelope to be opened after an adjournment. 

  • To fix, as a piece of iron in a wall, with cement or plaster, etc. 

  • To close by means of a seal. 

  • To fry (meat) at a high temperature to retain the juices. 

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