VIth Definitive Series

The subject of cylinder numbers/ Definitives is an area of Philately which is still a long way from being completely understood.

Quite apart from the lack of complete understanding of the (mechanics) of the (visual process) there are also the adoption and contrast effects.

A great deal has been written and discussed concerning these aspects and in this chapter we can do little more than scratch the surface.

Q1. What are definitive stamps?
Q2. Printers Sheet
Q3. What are cylinder numbers?


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Plate No's of 6th Definitive Series