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The procedure for making enlargements of images of printing flaws, plate variant deviations and plate errors on postage stamps

The procedure for making enlargements of images of printing flaws, plate variant deviations and plate errors on postage stamps
Author: Rudolf Šulej
Source: www.postoveznamky.sk
Published: 27. 06. 2015 19:41

A short handy description how to make and save proper enlargements of images of printing flaws, plate variant deviations and plate errors on postage stamps supplemented by a practical demostration.




Author: Rudolf Šulej

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