Paper Parallel Issue: the same postage stamps issued at the same time on different papers
Paper Parallel Issue: different postage stamps issued at the same time on the same paper |
Print Substrate Colour Parallel Issue: the same postage stamps issued at the same time on metal foil in different colours |
Print Substrate Colour Parallel Issue: different postage stamps issued at the same time on metal foil with the same colour |
Paper Colour Parallel Issue: the same postage stamps issued at the same time on paper in different colours |
   |
  |
   |
the same postage stamps on gold, silver or green metal foil |
different postage stamps on gold metal foil |
the same postage stamps printed on blue, rose or lilac paper |
Paper Colour Parallel Issue: different postage stamps issued at the same time on paper with the same colour |
Paper Colour Shade Parallel Issue: the same postage stamps issued at the same time on paper in different colour shades |
    |
   |
different postage stamps printed on green or rose paper |
the same postage stamps printed on greyish, white or yellowish paper |
Paper Quality Parallel Issue: the same postage stamps issued at the same time on paper in different qualities |
Paper Quality Parallel Issue: different postage stamps issued at the same time on paper in the same quality |
    |
    |
  |
the same postage stamps printed on white high-grade or brown low-grade paper |
the same postage stamps printed on well glued or low-grade porous paper |
different postage stamps printed on handmade, brown, porous paper |
Print Substrate Kind Parallel Issue: the same postage stamps issued at the same time on print substrates in different kinds |
Paper Kind Parallel Issue: the same postage stamps issued at the same time on paper in different kinds |
Paper Thickness Parallel Issue: the same postage stamps issued at the same time on paper in different thicknesses |
  |
    |
    |
the same postage stamps printed on paper or wood |
the same postage stamps printed on white or yellowish paper |
the same postage stamps printed on thick or thin paper |