Also See: Quick and dirty guide to the Types of the 2¢ Offset Washington
One line at the end of the left ribbon. This feature is the one that most U.S. collectors examine first to separate the Type III stamps. If there is one line of shading it can not be a Type III. Conversely, if it has 2 lines of shading, it must be a Type III.
One line of shading in the last fold of the right ribbon.
The line at the top of the toga rope is well defined and sharp. The lines of the rope are consistent and do not seem to change in width from the toga rope into the toga itself. This is a defining feature of the Type Ia and II stamps.
The lines in the toga button are well defined and sharp. This is a defining feature of the Type II stamp.
The line to the immediate right of the fold in the ribbon appears to be composed of three dashes. This is never found on the Type I or Ia stamp.
At least 4, and often 5 of the horizontal lines to the immediate left of the sideburn are joined.. This is never found on the Type I or Ia stamp.
The white line under the ear is not as pronounced as in the Type I stamp. This is actually a break in the horizontally printed lines below the ear.
The line of the mouth is straight across and may even curve upward slightly in the corner.
The bottom two locks of hair extend to or nearly to the vertical lock of hair just to the right. This is another defining feature of Type II stamps.
The top right laurel berry is an indistinct blob.