Jack Calvin Books

Fisherman 28

By Mahlon Blaine, Jack Calvin

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Square Rigged

By Mahlon Blaine, Jack Calvin

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Between Pacific tides

By Edward Flanders Ricketts

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This book describes the habits and habitats of the animals that live in one of the most prolific life zones of the world--the rocky shores and tide pools of the Pacific Coast of the United States....

Between Pacific Tides

By Jack Calvin, Edward F. Ricketts

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Between Pacific Tides

By Jack Calvin, Edward Ricketts

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Between Pacific Tides

By Joel W. Hedgpeth, Jack Calvin, Edward F. Ricketts

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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.