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All Forums Category: World Stamps and Covers Discussions Forum: World Modern Stamps Mint and Used

What Are These Numbers Printed On The Back Of These Spanish Stamps?

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Replies: 1 / Views: 1,323

Valued Member

United States

95 Posts

Posted 04/24/2016 3:27 pm

Thanks for any help on this. Jim

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Pillar Of The Community

United States

6756 Posts

Posted 04/24/2016 3:31 pm

Control numbers. Common security method during Spanish stamps of that era. There are several older threads on this, so I won't repeat the information here. You can do a forum search to find them.

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Replies: 1 / Views: 1,323

All Forums Category: World Stamps and Covers Discussions Forum: World Modern Stamps Mint and Used

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