Lester Dent Books

Honey in his Mouth

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What would you do if you were a DEAD RINGER for a DICTATOR? If you were small-time grifter Walter Harsh, recovering in a hospital with a broken arm, you’d listen to a proposition that could...

Sinister Ray

By Lester Dent, William G. Bogart

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Doc Savage

By Lester Dent, Kenneth Robeson, Will Murray, Joe DeVito

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Doc Savage

By Lester Dent, Kenneth Robeson, Will Murray, Joe DeVito

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Hell in Boxes

By Lester Dent, Will Murray

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Doc Savage

By Lester Dent, Kenneth Robeson, Will Murray, Joe DeVito

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Doc Savage

By Lester Dent, Kenneth Robeson, Will Murray, Joe DeVito

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Doc Savage

By Lester Dent, Kenneth Robeson, Will Murray, Joe DeVito

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Genius Jones

By Lester Dent, Will Murray

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Doc Savage

By Lester Dent, Kenneth Robeson, Will Murray, Joe DeVito

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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.