Robert Harbin Books

Origami is a simple, inexpensive yet creative art form. Follow the step-by-step instructions and over 400 diagrams to make a range of models from a simple paper hat to an elaborate Japanese lady.

Secrets of Origami: The Japanese Art of Paper Folding

By Robert Harbin

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Origami: Step by Step

By Robert Harbin

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Instant memory: The way to success

By Robert Harbin

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Origami

By Robert Harbin

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*Origami: A Step By Step Guide* leads you gently into the old and very exiting world of Origami, the Japanese art of paper folding. If you manage to make every model described in this book you will...

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.