Gavin Menzies Books

1421 El Ano En Que China Descubrio El Mundo 1421

By Gavin Menzies

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1434

By Gavin Menzies

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1434: The Year a Chinese Fleet Sailed to Italy and Ignited the Renaissance

By Gavin Menzies

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Historian Gavin Menzies makes the startling argument that in the year 1434, China--then the world's most technologically advanced civilization--provided the spark that set the European Renaissance...

In his bestselling book 1421: The Year China Discovered the World, Gavin Menzies revealed that it was the Chinese that discovered America, not Columbus. Now he presents further astonishing evidence...

1434

By Gavin Menzies

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1434

By Gavin Menzies

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1434

By Gavin Menzies

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1434

By Gavin Menzies

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1434

By Gavin Menzies

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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.