Canada #O45 20c Green Paper Industry, 1954-67 Wilding and Cameo Official Issue, a VFNH Upper Right Plate 1 Block on Dull Fluorescent Greyish Ribbed Paper, Perf. 12 x 11.95

A very fine NH example of the 20c green paper industry stamp from the 1954-67 Wilding and Cameo official Issues, in a plate 1 upper right (UR) block of 4. Printed on ribbed vertical wove paper and giving a dull fluorescent greyish reaction under ultraviolet light. Perf. 12 x 11.95. Slightly streaky cream gum with a satin sheen. Unitrade values a VF-75 NH block at $20. The block offered here grades 75 as follows:

Centering/margins: 45/70

Paper freshness: 5/5

Colour: 5/5

Impression: 5/5

Absence of visible paper flaws: 5/5

Perforations: 10/10