#correspondence  communication by the exchange of letters
  supertype:  #written_communication__writtencommunication__written_language__writtenlanguage  communication by means of written symbols
  part:  #missive
  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"
     subtype:  #get-well_card  a card expressing get-well wishes
     subtype:  #greeting_card  a card sent to express personal greetings
        subtype:  #birthday_card  a card expressing a birthday greeting
        subtype:  #Christmas_card  a card expressing a Christmas greeting
        subtype:  #Easter_card  a card expressing an Easter greeting
        subtype:  #Valentine  a card sent or given (as to a sweetheart) on Saint Valentine's Day
     subtype:  #sympathy_card  a card expressing sympathy
     subtype:  #postcard__postal_card__mailing-card__mailingcard  a card for sending messages by post without an envelope
        subtype:  #lettercard  a postcard that folds so the message is inside
        subtype:  #picture_postcard__picturepostcard  a postcard with a picture on one side
     subtype:  #spiritual_bouquet__spiritualbouquet  a card indicating that the sender will perform certain devotional acts on behalf of another (Roman Catholic Church)

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