Richard H Evans Richard Henry Evans Powder BargeRichard Henry EvansCopyright Richard Henry Evans 2001Watercolour Carrying explosives from Waltham Abbey to stores at Woolwich Arsenal and Purfleet. Lady of the LeaRichard Henry EvansCopyright Richard Henry Evans 2001Watercolour Carrying explosives from Waltham Abbey to stores at Woolwich Arsenal and Purfleet. Powder BoatRichard Henry EvansCopyright Richard Henry Evans 2001Watercolour Used for transport of materials around the Royal Gunpowder Mills. Manage Cookie Preferences