In this group of printings there are a number of constant plate flaws that involve the duty plate lettering, and these will be illustrated and described. Some of them were proven to have originated in the earlier crown CA or Crown-CC issues, and some are new. They are all scarce, as it would seem that they only occur once on the sheet.
Group 1: Printings 12-27 From the First State of the Plate - March 1887 to December 1889 or January 1890
The head plate colour of this printing is closest to what I would call deep bright carmine, while the duty plate colour is very close to Gibbons's deep carmine.
This printing shows another plate flaw that may or may not be constant. I call this one the "plugged E in One". In this variety, the white space that would normally be between the top of the "E" and the centre bar of the "E" is almost entirely filled in with colour. It is quite a prominent and spectacular flaw as these flaws go.
The enlarged scan shows this flaw very clearly: