Gerard O Donovan Books

Long Silence The

By Gerard O Donovan

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The long silence

By Gerard O Donovan

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February, 1922. Hollywood is young but already mired in scandal. When a leading movie director is murdered, Irish-American investigator Tom Collins is called in by studio boss Mack Sennett, whose t...

Dublin Dead

By Gerard O Donovan

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The thirty minute life coach

By Gerard O Donovan

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Dublin dead

By Gerard O Donovan

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The Priest

By Gerard O Donovan

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A killer is stalking the dark streets of Dublin. Before each attack, he makes the sign of the cross; then he sends his victims to God. After a diplomat's daughter is brutally assaulted and left for...

Dublin dead

By Gerard O Donovan

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Detective Inspector Mike Mulcahy takes on a case involving a Dublin gangster's murder, while reporter Siobhan Fallon investigates clues surrounding a suspicious suicide story, and turns to Mulcahy...

The Priest

By Gerard O Donovan

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Dublin dead

By Gerard O Donovan

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Journalist Siobhan Fallon needs the help of DI Mike Mulcahy with a story she's covering about the disappearance of a young woman from Cork.

Dublin dead

By Gerard O Donovan

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Journalist Siobhan Fallon needs the help of DI Mike Mulcahy with a story she's covering about the disappearance of a young woman from Cork.

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.