The DN was established in 1976 at the suggestion of Gerard Sullivan, with the first issue published in September of that year. It has been published continuously since then, under the consecutive editorship of a number of local residents:

Sep 1976–May 1979         

June 1979–Oct 1979         

Nov 1979–Jan 1982          

Feb 1982–Jan 1983         

Feb 1983–Jan 1984         

Feb 1984–Jan 1985         

Feb 1985–Jan 1987         

Feb 1987–Feb 1994         

Mar 1994–Aug 1997         

Sep 1997–Dec 2002         

Feb 2002–Feb 2008         

Mar 2008–