Philip Kerr Books

Cobra King Of Kathmandu Children Of The Lamp

By Philip Kerr

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Children Of The Lamp 1 The Akhenaten Adventure

By Philip Kerr

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The Blue Djinn Of Babylon Children Of The Lamp Book Two

By Philip Kerr

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Children of The Lamp 3 The Cobra King of Kathmandu

By Philip Kerr

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After getting help for their father, who is cursed with rapid aging, twelve-year-old djinn twins John and Philippa and friends travel through the spirit world in search of Faustina, the only one wh...

The Eye of the Forest

By Philip Kerr

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Djinn twins John and Philippa, along with their Uncle Nimrod, travel to the Amazon jungle to try to recover a stolen collection of rare Incan artifacts.

The eye of the forest

By Philip Kerr

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Djinn twins John and Philippa, along with their Uncle Nimrod, travel to the Amazon jungle to try to recover a stolen collection of rare Incan artifacts.

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.