Constant Plate Flaws on the 1967-1973 Centennial Issue
Today's post will delve into some of the more prominent constant plate flaws and varieties that are known to collectors of this issue. I will attempt to provide a high resolution scan of each flaw where I can, describe the flaw and provide its location as to plate and sheet position. In instances where I do not have an example, and cannot find an image, I will provide a description, and will add an image later, when one becomes available.
1c Northern Lights and Dogsled Team - Airplane in Sky
This variety is found on selected 25c booklets printed by the BABN that contained the 1c, 6c and 8c stamps, that were first issued on December 30, 1971. It is constant in the sense, that it is always found on the same stamp when it occurs: the 1c stamp from the middle row of the booklet. It is quite a prominent variety, being visible to the naked eye, without a magnifying glass. However, it is not found on every example of the 25c booklets that were printed, but only on a few printings. It con…
1c Northern Lights and Dogsled Team - Airplane in Sky
This variety is found on selected 25c booklets printed by the BABN that contained the 1c, 6c and 8c stamps, that were first issued on December 30, 1971. It is constant in the sense, that it is always found on the same stamp when it occurs: the 1c stamp from the middle row of the booklet. It is quite a prominent variety, being visible to the naked eye, without a magnifying glass. However, it is not found on every example of the 25c booklets that were printed, but only on a few printings. It con…