John L. Duncan Books

Letters Of Aubrey Beardsley

By John Duncan, Henry Maas, Aubrey Vincent Beardsley, Aubrey Beardsley, John L. Duncan, W G Good

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Edited By Henry Maas, J. L. Duncan And W. G. Good.

Mechanics Of Sheet Metal Forming

By Z. Marciniak, Zdzislaw Marciniak, Jack Hu, S. Jack Hu, Duncan, John, John L. Duncan, Zdzisaw Marciniak

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The basic theory of sheet metal forming in the automotive, appliance and aircraft industries is given. This fills a gap between the descriptive treatments in most manufacturing texts and the advan...

Mechanics Of Sheet Metal Forming, Second Edition

By Z. Marciniak, S. Jack Hu, John L. Duncan, Zdzisaw Marciniak

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The basic theory of sheet metal forming in the automotive, appliance and aircraft industries is given. This fills a gap between the descriptive treatments in most manufacturing texts and the advan...

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.