Edward Frankel Books

Poison ivy, poison oak, poison sumac, and their relatives

By Edward Frankel

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Love and Math

By Edward Frankel, Tony Craine

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DNA El Proceso De La Vida Colecion minima 10

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Ferns, a natural history

By Edward Frankel

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Discusses fern structures, life cycles, classification, folklore, evolution, and ecology, and instructs the gardener on outdoor and indoor cultivation of ferns.

Dna, the Ladder of Life

By Edward Frankel

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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.