Venetia Porter Books

The first stroke-by-stroke guide ever produced for learning to write Naskh, one of the six major cursive Arabic scripts. Its origins can be traced back to the late eighth century AD and it is still...

Arabic and Persian seals and amulets in the British Museum

By Venetia Porter

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The Hajj

By Venetia Porter, Liana Saif

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Medieval Syrian pottery

By Venetia Porter

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.