Montenegro Postage Due Stamps from 1907, Mint, hinged

Description

The Country of Montenegro was independent for various periods of its history including 1907, the year these stamps were issued.  They are postage due stamps.
I guarantee all stamps I sell to be authentic and as described.  Photos shown here are of the actual stamps you will receive.  You can return any stamp I sell for a full refund within 30 days of you receiving it.  It must be in the as-sold condition when you return it.  If the stamp is not as described in this offer, I will pay your return mailing cost up to the amount you paid for mailing when you purchased this offer.  If the stamp is as described but you decided you didn't want it, you must pay the return mailing cost.
This offer is for sale only within the United States of America.
I'll be glad to answer any questions you have.  Thank you.