Ron Roy Books

Someone is following Pip Ramsey

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Summary, At the start of his family's vacation on the coast of Maine, nine-year-old Pip Ramsey buys an old Russian nesting doll at a yard sale and is soon certain that someone is extremely interest...

A to Z Mysteries: The Absent Author

By Ron Roy Illustrated By John Steven Gurney

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z!   Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have...

A to Z Mysteries: The Bald Bandit

By Ron Roy Illustrated By John Steven Gurney

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z!   Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have...

A to Z Mysteries: The Empty Envelope

By Ron Roy, Ron Roy Illustrated By John Steven Gurney

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z!   Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have...

A to Z Mysteries: The Falcon's Feathers

By Ron Roy, Ron Roy Illustrated By John Steven Gurney

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z!   Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have...

A to Z Mysteries: The Goose's Gold

By Ron Roy, Ron Roy Illustrated By John Steven Gurney

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z!   Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have...

A to Z Mysteries: The Haunted Hotel

By Ron Roy, Ron Roy Illustrated By John Steven Gurney

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! There’s a ghost in Green Lawn! Strange sounds and even stranger sights are terrifying guests at the Shangri-la Hotel. More and...

A to Z Mysteries: The Invisible Island

By Ron Roy, Ron Roy Illustrated By John Steven Gurney

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z!   Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have...

A to Z Mysteries: The Jaguar's Jewel

By Ron Roy Illustrated By John Steven Gurney

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z!   Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have...

A to Z Mysteries: The Kidnapped King

By Ron Roy, Ron Roy Illustrated By John Steven Gurney

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z!   Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have...

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.

Ron Roy Books

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?