Stamped envelope - Colombia to Curacao 1960.
Check out the pic for the condition.
The envelope has been opened and there's a letter in it on hotel stationery.
In the next couple of months/years, I will be listing thousands of rare stamps and stamped envelopes from all over the world.
These come from 3 generations of a stamp collector family.
We combine shipping costs. Please ask for my invoice if you buy multiple items.