Stephen Cosgrove Books

In this variation of the old rhyme about the famous egg falling from the wall, although the shell can not be mended, a little duck emerges and befriends the king.

Billy Goats Gruff

By Stephen Cosgrove

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Three clever billy goats outwit a big, ugly troll that lives under the bridge they must cross on their way up the mountains.

Three blind mice

By Stephen Cosgrove

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Three blind mice live in a house owned by a farmer's wife and, though she initially doesn't like mice, she comes to enjoy them.

Kind and gentle ladies

By Stephen Cosgrove

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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.