Patti Callahan Henry Books

The Favorite Daughter

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From the New York Times bestselling author of The Bookshop at Water’s End, here is a lush, heart-wrenching novel about the power of memory, the meaning of family, and learning to forgive.Ten years...

Driftwood Summer

By Patti Callahan Henry

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New York Times bestselling author Patti Callahan Henry continues to spellbind readers in this rich and engaging novel of three sisters...their loves, their rivalries, and the events of one summer t...

Losing the Moon

By Patti Callahan Henry

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Once upon a Wardrobe

By Patti Callahan

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Once upon a Wardrobe

By Patti Callahan

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Becoming Mrs. Lewis

By Patti Callahan

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The Perfect Love Song A Christmas Story

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Perfect Love Song

By Patti Callahan Henry

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Driftwood Summer

By Patti Callahan Henry

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Driftwood Summer

By Patti Callahan Henry

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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.