Robert Barnard Books

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Eve McNabb receives many consolation letters after the death of her mother, May. One missive, though, is disturbingly different from the rest. Addressed to May and signed Jean, this letter suggests...

The killings on Jubilee Terrace

By Robert Barnard

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Jubilee Terrace is one of the most popular soap operas on television. When Vernon Watts, aka Bert Porter, one of the longest-standing members of the cast, dies suddenly of a heart attack, the show'...

A Stranger in the Family

By Robert Barnard

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A mansion and its murder

By Robert Barnard

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Sarah Jane Fearing, the sole offspring of a father who desperately wants a male heir, has grown up in the imposing mansion of one of England's most influential banking families. At the centre of Sa...

No place of safety

By Robert Barnard

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No place of safety

By Robert Barnard

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A murder in Mayfair

By Robert Barnard

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A murder in Mayfair

By Robert Barnard

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A hovering of vultures

By Robert Barnard

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No place of safety

By Robert Barnard

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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.