William Richards Books

Sacred knowledge

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In the early 1960s, scientists openly advocated for experimentation with psychedelics. This effort, however, quickly turned into a discredited enterprise involving recreational drug use. But what i...

Sacred Knowledge

By William Richards

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Gas Works

By William Richards, Samuel Hughes

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Memoir of Keopuolani Late Queen of the Sandwich Islands

By William Richards

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Welsh And English Dictionary

By William Richards

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A Pocket Dictionary Welsh english Volumes 1 2

By William Richards

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Gas Works

By William Richards, Samuel Hughes

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Memoir of Keopuolani Late Queen of the Sandwich Islands

By William Richards

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A Pocket Dictionary Welsh English Volumes 1 2

By William Richards

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The American record

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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.