Kenn Kaufman Books

Kaufman Field Guide to Birds of North America

By Kenn Kaufman

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Guia de Campo Kaufman: a las Aves Norteamericanas

By Kenn Kaufman

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Kaufman Field Guide to Butterflies of North America

By Jim P. Brock, James P. Brock

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Kaufman Field Guide to Mammals of North America Kaufman Field Guides

By Kenn Kaufman, Rick Bowers, Nora Bowers

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Field notes on science nature

By Michael R. Canfield

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Pioneering a new niche in the study of plants and animals in their natural habitat, this book allows readers to peer over the shoulders and into the notebooks of a dozen eminent field workers, to s...

Audubon Society Book of Water Birds

By Kenn Kaufman, Les Line, Kimball L. Garrett

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City Birding

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Vanishing songbirds

By Eliot Porter

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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.