Sylvia Long Books

Waddle Waddle Quack Quack Quack

By Sylvia Long, Barbara Anne Skalak

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An Egg Is Quiet

By Sylvia Long, Dianna Aston

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Hush little baby

By Sylvia Long

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In this variation on an old lullaby, a baby rabbit is promised an assortment of presents from its adoring parent.

Sylvia Long s Mother Goose Block Books

By Sylvia Long

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Hush little baby

By Sylvia Long

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In this variation on the classic lullaby, a mother soothes her child to sleep with the promise of such things as a quilt, a banjo tune, and the sights and sounds of nature.

2000 Wall Cal

By Chronicle Books

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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.