Theodore W. Pietsch Books

Oceanic anglerfishes

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No environment on Earth imposes greater physical and biological constraints on life than the deep oceanic midwaters. Near-freezing temperatures, the absence of sunlight, enormous pressure, and a lo...

Sibley Birds Eighteen Card Set

By David Sibley

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The Curious Death Of Peter Artedi A Mystery In The History Of Science

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Examines the life, work, and friendship of Peter Artedi and Carl Linnaeus and theorizes about the suspicious death of Artedi and what role, if any, his friend may have played.

Frogfishes

By Rachel J. Arnold, Theodore W. Pietsch

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Trees of Life

By Theodore W. Pietsch

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Icthyopedia

By William D. Anderson Jr., Theodore W. Pietsch

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Fishes of the Salish Sea

By Joseph R. Tomelleri, James Wilder Orr, Theodore Pietsch

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Cuvier s History of the Natural Sciences

By Theodore W. Pietsch

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Historical Portrait of the Progress of Ichthyology Tableau Historique des Progres de L Ichtyologie

By Abby J. Simpson, Theodore W. Pietsch, Fanja Andriamialisoa

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Tropical Fishes of the East Indies

By Theodore W. Pietsch, Petra Lamers Schutze

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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.