Frank Close Books

Half Life

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One of the most brilliant scientists of his generation, Bruno Pontecorvo was privy to many secrets. Yet when he disappeared MI5 insisted he was not a threat. Now, based on unprecedented access to a...

Half life

By F. E. Close

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Too Hot to Handle

By Frank Close

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Das heisse Rennen um die kalte Fusion

By Frank Close

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Das Nichts verstehen

By Thomas Filk, Frank Close

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Her Seyin Teorisi Aklayakin 2

By Frank Close

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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.