document: Striker Emmanuel, 27, scored 19 goals in the National League for Bromley last season and played for the Whites between 2012 and 2014.
  Centre-back Howlett-Mundle, 19, has previously had spells at Crystal Palace and Scottish sides Hearts and Montrose.
  Forward Jackson Jr, 19, had stints at Whitstable Town and Worthing last season and has agreed a two-year deal.
  Meanwhile, 32-year-old former Welling player-manager Loui Fazakerley, who is a fitness coach at Crabble, has been registered as a player for the coming campaign.
  Find all the latest football transfers on our dedicated page.
summary: Dover Athletic have re-signed Moses Emmanuel and brought in Jahmal Howlett-Mundle and Ira Jackson Jr.