Leonard Weisgard Books

"Children are poets before they grow up and they should live with poems. I hope this book will encourage them to do so."—Eleanor RooseveltBeloved and treasured for over 60 years, here is the only p...

The Plymouth Thanksgiving

By Leonard Weisgard

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The Plymouth Thanksgiving

By Leonard Weisgard, Leonard Weiscard

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The Pilgrims' long and arduous voyage to the New World, their efforts to find a suitable harbor and place to settle, early encounters and peaceful coexistence with the Indians, and the abundant fir...

Big Book of Nursery Tales

By Leonard Weisgard

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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.