malkowicz.com:
x1-1990 2 layer gum bichromate 18x13
malkowicz.com:
x2-1990 2 layer gum bichromate 18x24
malkowicz.com:
x3-1990 2 layer gum bichromate 13x18
malkowicz.com:
x4-1990 2 layer gum bichromate 18x13
malkowicz.com:
x5-1990 2 layer gum bichromate 18x24