Barbara Nichol Books

Beethoven Lives Upstairs

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The letters that ten-year-old Christoph and his uncle exchange show how Christoph's feelings for Mr. Beethoven, the eccentric boarder that shares his house, change from anger and embarrassment to c...

Beethoven Lives Upstairs

By Barbara Nichol

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Beethoven Lives Upstairs

By Barbara Nichol

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Beethoven Vive Arriba Beethoven Lives Upstairs

By Barbara Nichol

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Biscuits in the cupboard

By Barbara Nichol

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Beethoven lives upstairs

By Barbara Nichol

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Dippers

By Barbara Nichol

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A young girl spends a summer worrying about family relationships.

One small garden

By Barbara Nichol

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Dippers

By Barbara Nichol

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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.