Image: Examples of Dockwra postal markings
Examples_of_Dockwra_postal_markings.jpg (490 × 292 pixels, file size: 22 KB, MIME type: image/jpeg)
Description: Examples of William Dockwra’s postal markings used in 1680-1682. The triangle-shaped mark is regarded by some as the world’s first postage stamp. (Consignia)
Title: Examples of Dockwra postal markings
Credit: Own drawing as inspired by Civilization.ca
Author: myself; scanned, processed and uploaded by Michael Romanov
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC-BY-SA-3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0/
Attribution Required?: Yes
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