Gerald Verner Books

The football pool murders

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Most people would regard winning a fortune on the football pools as a stroke of very good luck - but for three particular people, their big win is anything but lucky. For after receiving their pres...

The hand of fear

By Gerald Verner

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Millionaire Felix Dexon left his London hotel one morning and never returned. Then his American lawyers began to receive hand-written instructions from him to regularly transfer large sums of money...

Sorcerer s house

By Gerald Verner

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Sinister events in the village of Ferncross have given the inhabitants good reason to respect the legend surrounding derelict Threshold House: whenever a light appears in the window of the Long Roo...

The Hangman

By Gerald Verner

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The con man

By Gerald Verner

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Elmore Myers has nursed Mammoth Pictures into becoming the second-largest picture-making corporation in Hollywood. But for the last three years, mysterious accidents have held up the completion of...

The silver horseshoe

By Gerald Verner

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John Arbinger receives an anonymous note - offering 'protection' from criminal gangs in exchange for 5,000 - with the impression of a tiny silver horseshoe in the bottom right-hand corner. Ignoring...

The Tudor Garden Mystery

By Gerald Verner

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The show must go on

By Gerald Verner

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Tragedy dogs the footsteps of three ex-soldiers - Clifford, Ronnie and Keith - when they start to produce a show planned in their Army days. The theatre they lease is reputed to be haunted since an...

Sinister house

By Gerald Verner

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Whispering Beeches stands vacant, well back from the roadway, almost hidden by the thickly growing trees that give it its name - though since its owner, Doctor Shard, was murdered by an unknown han...

The Witches Moon

By Gerald Verner

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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.