Richard Hartlage Books

Bold Visions for the Garden

By Richard W. Hartlage

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The authentic garden

By Richard Hartlage

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"In contemporary American garden design, beauty for beauty's sake is making a comeback. The sixty gardens featured here trace current planting trends across the country, showcasing the best designs...

Pattern Garden

By Richard Hartlage, Jacqueline Koch, Valerie Easton, Allan Mandell

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Pots in the Garden

By Richard Hartlage, Ray Rogers

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Color for All Seasons

By Richard Hartlage, Kaitlin Ryan, Michelle Bufano, Dale Chihuly, Chihuly Garden And Glass

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Pots in the Garden

By Richard Hartlage, Ray Rogers

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New Sustainable Garden

By Richard Hartlage, Sandy Fischer, Dale Nussbaum

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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.