O Grady Desmond Books

Wendezeit im Osten

By O Grady Desmond

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The dying Gaul.

By O Grady Desmond

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Valid for all countries

By O Grady Desmond

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The turned card

By O Grady Desmond

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Rome reshaped

By O Grady Desmond

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"Desmond O'Grady has written a history of Rome and the papacy seen through the grid of the twenty-five Jubilees that have occurred since the practice was initiated seven hundred years ago. During e...

Raffaello! Raffaello!

By O Grady Desmond

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Raffaello! Raffaello!

By O Grady Desmond

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Caesar, Christ, & Constantine

By O Grady Desmond

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Kurdish poems of love and liberty

By O Grady Desmond

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Apart from its interest at this stage of the world's history, the well-known Irish poet offers a poetry to chime to Irish and English-speaking readers.

Sing me creation

By O Grady Desmond

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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.