Mark A. Vieira Books

Hurrell's Hollywood portraits

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This book presents in depth the work of George Hurrell, the photographer who more than anyone else was responsible for inventing the Hollywood "glamour" portrait - the essential publicity tool for...

Hollywood portraits

By Mark A. Vieira

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Hollywood Portraits

By Mark A. Vieira, Mark A. Vierira

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Making of Some Like It Hot

By Mark A. Vieira, Curtis Tony

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Making of Some Like It Hot

By Mark A. Vieira, Curtis Tony

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Making of Some Like It Hot

By Mark A. Vieira, Curtis Tony

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Irving Thalberg

By Mark A. Vieira

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Forbidden Hollywood the Pre Code Era

By Mark A. Vieira, Turner Classic Movies

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Forbidden Hollywood The Pre Code Era

By Mark A. Vieira

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Warner Bros. 100

By Mark A. Vieira

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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.