#correspondence  communication by the exchange of letters
  supertype:  #written_communication__writtencommunication__written_language__writtenlanguage  communication by means of written symbols
  subtype:  #card.correspondence  a rectangular piece of stiff paper used to send messages (may have printed greetings or pictures); "they sent us a card from Miami"
  part:  #missive__letter  a written message addressed to a person or organization; "wrote an indignant letter to the editor"
     part:  #postscript__PS  a note appended to a letter after the signature
     part:  #name_and_address__address__addres  written directions for finding some location; written on letters or packages that are to be delivered to that location
        part:  #zip_code__zipcode__postal_code  a code of letters and digits added to a postal address to aid in the sorting of mail

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