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Postmark

usgb/ˈpəʊstmɑːrk/Volume
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Historical Evidence

Postmarks can provide historical evidence for the sending of letters or parcels.

Illustration for Historical Evidence
The old postcard's postmark gave us a clue about the era it was from.
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Authentication Purpose

A postmark can serve as proof that an item was mailed by a certain date.

Illustration for Authentication Purpose
To confirm the tax return was sent on time, the IRS checked the postmark date.
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Collectible Aspect

Some postmarks are considered collectible and can be valuable to philatelists.

Illustration for Collectible Aspect
He collected letters with rare postmarks as a hobby.
Visual representation of the word "Postmark"

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