O Brien John Books

Around the boree log and other verses

By O Brien John

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Around the Boree Log and other verses.

By O Brien John

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At home in the heart of Appalachia

By O Brien John

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"John O'Brien was born in Philadelphia, his father having left his beloved home in the West Virginia mountains after an impoverished childhood made all the more painful by family tragedy. Strugglin...

Anacreon redivivus

By O Brien John, John O Brien

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In 1554 the scholar and printer Henri Estienne published what he believed to be the odes of the ancient Greek poet, Anacreon. These odes, known today as the Anacreontea, were in fact pseudonymous p...

Harlequin Britain

By O Brien John

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"Harlequin Britain establishes the emergence of eighteenth-century English pantomime, with its promiscuous blending of genies and subjects, as a key moment in the development of modern entertainmen...

The assault on Tony's

By O Brien John

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With The Assault on Tony's, John O'Brien's curiously distinctive combination of tone and subject matter - an unapologetic, unsentimental, and at times exuberant examination of the grittier side of...

Leaving Las Vegas

By O Brien John, John O Brien

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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.