Spencer Jacket or Pelisse Pattern Pattern including sizes 6-26DD all in one envelope. Options for double-breasted or "frog" closure and two different collar treatments. Also makes up as a sleeveless pelisse or long coat with a skirt! Pattern created by pulling research together from several sources; a Spencer jacket in the D.A.R. Museum collection and one at the Valentine. Also researched from Janet Arnold's wonderful Patterns of Fashion.