Just for a change we have plenty of imperfs to study, but a distinct lack of perforated examples. I have lumped the perforated stamps together for now, though they may be different states. There are plenty of pairs which help nail down states, and Bill's block of 4 will be important when we can get a better scan.
State 1
State 2
State ?
Poor image.
Chromium orange shade.
Worn and orange. Last knockings?
AP
April 2019