Henry H. Neff Books

Impyrium

By Henry H. Neff

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Impyrium

By Henry H. Neff

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The hound of Rowan

By Henry H. Neff

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After glimpsing a hint of his destiny in a mysterious tapestry, twelve-year-old Max McDaniels becomes a student at Rowan Academy, where he trains in "mystics and combat" in preparation for war with...

The Hound of Rowan

By Henry H. Neff

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The fiend and the forge

By Henry H. Neff

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Reeling from a personal tragedy but determined to stop the demon Astaroth, twelve-year-old Max McDaniel sets out from Rowan, where magic and nature flourish so long as the people do not oppose the...

The Hound of Rowan Book One of The Tapestry Tapestry

By Henry H. Neff

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The Red Winter

By Henry H. Neff

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Impyrium

By Henry H. Neff

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Impyrium

By Henry H. Neff

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Impyrium Livre I Impyrium 1 French Edition

By Henry H. Neff

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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.