Roger Shepherd Books

Structures of Our Time: 31 Buildings That Changed Modern Life

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"Structures of Our Time celebrates the power of architecture to touch us all with unprecedented in-depth portraits of the 31 winners of AIA's prestigious annual prize, which acknowledges a structur...

Skyscraper: The Search for an American Style 1891-1941

By Roger Shepherd

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"This consideration of the skyscraper explores the meanings, dimensions, and resonances of these notable structures - literally the highest achievements of our civilization. Featuring both historic...

Ciola Directory

By Roger Shepherd

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Ciola Directory Careers

By Roger Shepherd

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In Love with These Times

By Roger Shepherd

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CIOLA Directory 1989 90

By Roger Shepherd

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Baekdu Daegan Trail

By Roger Shepherd, Andrew Douch, David A. Mason

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Baekdu daegan Korea

By Roger Shepherd

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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.