Release history
===============

.. list-table::
   :widths: 1 1 2

   * - First Edition
     - April 2002
     - 

   * - Second Edition
     - August 2002
     - Minor revisions

   * - Third Edition
     - August 2004
     - Alignment with Inform 6.30, further minor revisions

   * - Fourth Edition
     - March--May 2016
     - Reformatting and more minor revisions