Good question, quick answer. This looks authentic.
Quote:
It looks to me like the top and bottom perfs do not line up.
The perfs almost certainly do not line up, nor should they. There are several threads on SCF regarding classic era perforating machines that are worth looking up. Perforating punches are set up to perforate multiple rows or columns at once and almost never start punching holes at the same exact point on the paper in each row or column. The result is what you see in your stamp ...
Brian