Susan M. Gaines Books

Echoes of Life: What Fossil Molecules Reveal about Earth History

By Susan M. Gaines, Geoffrey Eglinton, Jurgen Rullkotter

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In 1936 a German chemist identified certain organic molecules in ancient rocks and oils as the fossil remains of chlorophyll, presumably from plants that had lived millions of years in the past. Ma...

Carbon Dreams

By Susan M. Gaines

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Echoes of Life Fossil Molec Earth Hist C

By Geoffrey Eglinton, Jurgen Rullkotter, Susan M. Gaines

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Under the Literary Microscope

By Sina Farzin, Roslynn D. Haynes, Susan M. Gaines

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Under the Literary Microscope

By Sina Farzin, Roslynn D. Haynes, Susan M. Gaines

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Carbon Dreams

By Susan M. Gaines

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Echoes of Life

By Geoffrey Eglinton, Jurgen Rullkotter, Susan M. Gaines

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Accidentals

By Susan Gaines

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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.