Medieval gunpowder research group : early gunpowder, guns and gunnery. Info Type: Publicación Place, publisher, year: Leeds : Basiliscoe Press in assoc. with ICOMAM, 2016 Collation: p. 38-45 ; illus. ; 30 cm Subject corporate: Middelaldercentret (Medieval Centre), Nykøbing Falster; Ho Group (Denmark) Author: Smith, Kay. Year: 2016. Serial type: Artículo de revista Description: arma de fuego; grupo de trabajo;