Paddy Calistro Books

The Hollywood archive

By Paddy Calistro

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Redefining Beauty

By Paddy Calistro, Victorica Jackson

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L. A. Inside Out

By Grey Crawford, Paddy Calistro, Betty Goodwin

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Leo Politi

By Paddy Calistro, Rob Wagner, Paul Leo Politi

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"In the 1920s, bored with teaching art to schoolkids, Edith Head bluffed her way into a job in the Paramount wardrobe department. Soon she rose to the position of Chief Costume Designer, and superv...

Redefining Beauty: Discovering Your Individual Beauty, Enhancing Your Self-Esteem

By Paddy Calistro, Victoria Jackson

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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.