De La Rue known U cut types to date (All have cuts at sides) | ||
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Solid line at top & bottom |
Notched at top & bottom |
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The U cut types listed are my notations and not to be confused with any catalogue listings |
Royal Mail backing paper types Type 2: Large Royal Mail printed upright followed by small Royal Mail printed upright or large Royal Mail printed inverted followed by small Royal Mail printed inverted. Type 3: Large Royal Mail printed upright followed by small Royal Mail printed inverted or large Royal Mail printed inverted followed by small Royal Mail printed upright. | ||
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Royal Mail backing paper type 1 |
Royal Mail backing paper type 2 | Royal Mail backing paper type 3 |
Papers & Gums | |
OFNP = Optical free non phosphorised paper |
PVA = Polyvinyl alcohol acetate gum |
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PSA = Pressure sensitive adhesive |