Jeffrey Green Books

Evolutionary Astrology

By Deva Green, Jeffrey Green

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Crawley New Town

By Jeffrey Green

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Samuel Coleridge Taylor a Musical Life

By Jeffrey Green

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At the beginning of the twentieth century, Samuel Coleridge-Taylor (1875-1912) was one of Britain's most popular and acclaimed composers. The illegitimate child of an African doctor, Coleridge-Tayl...

Samuel Coleridge Taylor a Musical Life

By Jeffrey Green

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Essays On Evolutionary Astrology The Evolutionary Journey Of The Soul

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Good People

By Jeffrey Green, Nir Baram

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Good People

By Jeffrey Green, Nir Baram

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Urano la Liberta Dal Conosciuto

By Leyla Rudhyar, Jeffrey Green, Francesco Nicolella

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Astrologia Evolutiva

By Deva Green, Jeffrey Green, Francesco Nicolella

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Sjaelens Struktur

By Coa, Kristin Fontana, Jeffrey Green

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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.