Patrick Wing Books

The Jalayirids

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The period of Middle Eastern history between the collapse of the Mongol Ilkhanate in 1335 and the rise if Timur (Tamerland) at the end of the fourteenth century is commonly seen as a tumultuous tim...

The Jalayirids

By Patrick Wing

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The Mongol World

By Michael Hope, Timothy May

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The Jalayirids

By Patrick Wing

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This book traces the origins, history, and memory of the Jalayirid dynasty, a family that succeeded the Mongol Ilkhans in Iran and Iraq in the 14th and early 15th centuries. The story of how the Ja...

Jalayirids

By Patrick Wing

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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.