Purpose: list the various widgets by name, with a brief example.

'''CORE WIDGETS'''
''and no, the ordering is most definitely not aimless... DKF''
   * button
   * checkbutton
   * radionbutton
   * menubutton
   * label
   * message
   * frame
   * toplevel
   * menu
   * scale
   * scrollbar
   * entry
   * text
   * canvas

'''DERIVED WIDGETS'''
   * tk_optionMenu
   * tk_dialog
   * tk_messageBox
   * tk_getOpenFile
   * tk_getSaveFile
   * tk_chooseColor

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Wouldn't it be neat if there were a way to embed graphics?