J. Blackmore Books

The Disposal of Sheep Dip Waste R D Report

By National Rivers Authority

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The Circlet Treasury of Erotic Wonderland

By J. Blackmore

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Ernst Mach s Vienna 1895 1930

By J. Blackmore

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This work gives insight into the philosophical influence Ernst Mach (1838-1916) has had on leading Viennese physicists and philosophers of his time by relating the ideas and works of these men to M...

Ernst Mach's Vienna 1895-1930

By J. Blackmore

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Elementary Erotica

By J. Blackmore

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Like a Vorpal Blade

By A. D. R. Forte, Alex Picchetti, J. Blackmore, Angela Caperton, Theresa Sand

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Circlet Treasury of Erotic Wonderland

By J. Blackmore

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Darkchild Mysteries... Dawn... Show and Yell

By J. Blackmore

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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.