Gloria Whelan Books

From the Publisher: Gloria Whelan's National Book Award-winning novel chronicles the breathtaking story of a remarkable young woman who dares to defy fate. Like many girls her age in India, thirte...

Farewell to the Island

By Gloria Whelan

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In 1816, sixteen-year-old Mary O'Shea accepts her married sister's invitation to visit her in London and experiences much of the world beyond her beloved family farm on Mackinac Island.

Angel on the Square

By Gloria Whelan

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In 1913 Russia, twelve-year-old Katya eagerly anticipates leaving her St. Petersburg home, though not her older cousin Misha, to join her mother, a lady in waiting in the household of Tsar Nicholas...

The Impossible Journey

By Gloria Whelan

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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.