The two stamps "bookending" the overprint are the Western Samoa QEII coronation set from 1953, Scott #214-215 and the New Zealand overprint is from...
I can further add that the return address of a F. E. Merrill is also a famous person. Floyd E. Merrill was a famous photographer of Colorado...
[ATTACH] [IMG] I got these images from Ebay. It seems to me that the difference is pretty distinct. The blue stamp is much lighter and "baby blue"...
According to a couple of links I found the stamps are "local" stamps from a short-lived unrecognized northern Albanian republic. The stamps were...
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