212,Schweizerische Nationalbank, a colour trial 500 franken, 1 January 1917, no seerrial numbers, green and yellow, orange, girl from Appelzeller in national dress at left, ornate green border, reverse dark green, embroidery scene (Pick 7ct, Richter-Kunzman CH7l colour trial), red SPECIMEN NO VAUE at left and right, blue WATERLOW seal low centre. Good extremely fine and very rare