Mary O Neill Books

Liquid Crystalline Semiconductors

By Mary O Neill, Stephen M. Kelly, Richard J. Bushby

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Courtly Love Songs of Medieval France

By Mary O Neill

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Do s and Don ts for the New Trainer

By Mary O Neill

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Holy Mass

By Mary O Neill, Kevin O Neill

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Cornwall s fisherfolk art artifice

By Mary O Neill

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The artists that colonised Newlyn from the 1880s onwards, such as Elizabeth Armstrong, Frank Bramley, William Breakspeare, Stanhope Forbes, Edwin Harris, Walter Langley and Leghe Suthers, saw the l...

Bernice and Harriet

By Mary O Neill, Charles De Andrade

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Stories for Ava

By Mary O Neill, RIchard Waillionis

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And Then I Went to Bed

By Mary O Neill, Kirk Gulden

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Primary Dictionary

By Mary O Neill, Howard Sargeant, Chambers Editors, Lucy Hollingworth

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Reflections of You

By Mary O Neill

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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.