Jean Blacker Books

The faces of time

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The Twelfth Century witnessed the sudden appearance and virtual disappearance of an important literary genre - the Old French verse chronicle. These poetic histories of the British kings, which tod...

Court and Cloister Studies in the Short Narrative

By Jane H. M. Taylor, Jean Blacker

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Anglo Norman Verse Prophecies of Merlin

By Jean Blacker

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Roman de Brut

By Glyn S. Burgess, Jean Blacker, Wace

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Faces of Time

By Jean Blacker

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Faces of Time

By Jean Blacker

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Arthur Origins Identities and the Legendary History of Britain

By Jean Blacker

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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.