1938 KGVI Key Plate Issues By Neil Rigby on January 20, 1938 in King George VI High value key plate types 2/- Key Plate 1938 2/- Key Plate Type SG116 2/6 Key Plate 1938 2/6 Key Plate Type SG117 5/- Key Plate 1938 5/- Key Plate Type SG118 10/- Key Plate 1938 10/- Key Plate Type SG119 12/6 Key Plate 1938 12/6 Key Plate Type SG120 £1 Key Plate 1938 £1 Key Plate Type SG121 $5, 10/-, 12/6, 1GBP, 2/-, 2/6, KGVI, King George VI