Ronald Philo Books

Leonardo da Vinci

By Martin Clayton

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Leonardo da Vinci anatomist

By Leonardo Da Vinci

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This exhibition is the largest ever of Leonardo da Vinci's studies of the human body. Leonardo has long been recognised as one of the great artists of the Renaissance, but he was also a pioneer in...

Anatomie de l homme

By Ronald Philo, Leonard De Vinci

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Leonardo da Vinci

By Ronald Philo, Martin Clayton, Royal Collection Great Britain Staff

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Leonardo Da Vinci

By Ronald Philo, Martin Clayton, Royal Collection Great Britain Staff

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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.