Roger Yepsen Books

Trees for the Yard Orchard and Woodlot

By Roger B. Yepsen

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Newspaper Pennies Cardboard & Eggs for Growing a Better Garden

By Roger Yepsen And The Editors Of Organic Gardening

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Newspaper Pennies Cardboard and Eggs For Growing a Better Garden

By Roger Yepsen, Editors Of Organic Gardening

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Berries

By Roger B. Yepsen

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"Berries are edible jewels, distillations of sunlight, soil, and floral perfumes. Some offer ambrosial sweetness; others are assertive as herbs and spices. Yet many of us rarely encounter berries o...

A celebration of heirloom vegetables

By Roger B. Yepsen

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Apples

By Roger Yepsen

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American Tongues

By Roger Yepsen

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Apples

By Roger Yepsen

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Apples

By Roger Yepsen

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Apples

By Roger Yepsen

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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.