Sam Hay Books

Creepy customers
Creepy customers

By Samantha Hay

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Hocus Pocus Hound
Hocus Pocus Hound

By Samantha Hay

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Creepy customers
Creepy customers

By Samantha Hay

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Steve's day becomes exciting when a witch, ghost, vapire, and other creatures visit his father's pharmacy.

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Spy Penguins
Spy Penguins

By Sam Hay, Marek Jagucki

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Spy Penguins
Spy Penguins

By Sam Hay, Marek Jagucki

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Spy Penguins
Spy Penguins

By Sam Hay, Marek Jagucki

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Spy Penguins
Spy Penguins

By Sam Hay, Adam Paul, Marek Jagucki

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Spy Penguins
Spy Penguins

By Sam Hay, Adam Paul, Marek Jagucki

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Spy Penguins
Spy Penguins

By Sam Hay, Marek Jagucki

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The Princess and the Pup

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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.

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