Malawi Malawi Philately: 1971 Introduction of Decimal Currency – 15t Coinage and Rooster thedigitalphilatelist 15/02/1971 Details Designer: Victor Whiteley Printer: Format International Security Printers Ltd Process: Lithography Paper: Watermark: Cockerels (sideways) Perf: 14 (comb) Cylinders: 1D (Deep Purple), 1B (Black), 1B (Gold), 1B (Silver) Sheet: Quantity: Cylinder Numbers Related