AN IMPERIAL GERMAN GUARDE OFFICER'S PICKELHAUBE HELMET WITH PARADE PLUME. With white and black feather plume on a cruciform base, spine without a vent, brass scale chin strap and front plate with applied badge; blue and white striped silk liner and leather sweat band (likely some restoration). For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing