        -- catalog: SGML Open style entity catalog for HTML --
        -- $Id: catalog,v 1.3 1995/09/21 23:30:23 connolly Exp $ --

        -- Ways to refer to Level 2: most general to most specific --
PUBLIC  "-//IETF//DTD HTML//EN"                 html.dtd
PUBLIC  "-//IETF//DTD HTML 2.0//EN"             html.dtd
PUBLIC  "-//IETF//DTD HTML Level 2//EN"         html.dtd
PUBLIC  "-//IETF//DTD HTML 2.0 Level 2//EN"     html.dtd

        -- Ways to refer to Level 1: most general to most specific --
PUBLIC  "-//IETF//DTD HTML Level 1//EN"         html-1.dtd
PUBLIC  "-//IETF//DTD HTML 2.0 Level 1//EN"     html-1.dtd

        -- Ways to refer to
                 Strict Level 2: most general to most specific --
PUBLIC  "-//IETF//DTD HTML Strict//EN"                  html-s.dtd
PUBLIC  "-//IETF//DTD HTML 2.0 Strict//EN"              html-s.dtd
PUBLIC  "-//IETF//DTD HTML Strict Level 2//EN"          html-s.dtd
PUBLIC  "-//IETF//DTD HTML 2.0 Strict Level 2//EN"      html-s.dtd

        -- Ways to refer to
                 Strict Level 1: most general to most specific --
PUBLIC  "-//IETF//DTD HTML Strict Level 1//EN"          html-1s.dtd
PUBLIC  "-//IETF//DTD HTML 2.0 Strict Level 1//EN"      html-1s.dtd

        -- ISO latin 1 entity set for HTML -- 
PUBLIC  "ISO 8879-1986//ENTITIES Added Latin 1//EN//HTML"       ISOlat1.sgml

