David Maska Books

Charlie Chaplin At Keystone And Essanay: Dawn Of The Tramp

By Ted Okuda, David Maska, Ted Okuda, David Maska

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Charlie Chaplin is universally hailed as the greatest comedic talent in the history of motion pictures. And yet Chaplin's early efforts-which account for more than half of his total output-are ofte...

All In The Family

By David Maska

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All In The Family

By David Maska

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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.