Lewin Books

Complexity: Life at the Edge of Chaos
Amazon Boy
Amazon Boy

By Ted Lewin

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As a Brazilian boy makes his first trip up the Amazon to the port city of Belém, he learns something about the river's many treasures.

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Missing woman
Missing woman

By Michael Z. Lewin

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Hormones - chemical communicators
The enemies within
The enemies within

By Michael Z. Lewin

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Night cover
Night cover

By Michael Z. Lewin

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The silent salesman
The silent salesman

By Michael Z. Lewin

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Out of Time
Out of Time

By Michael Z. Lewin

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Rommel
Rommel

By Ronald Lewin

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Death Flies On Final Wwl Mystery
Death Flies On Final Wwl Mystery

By Lewin

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Related Articles from our Blog

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.

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