Richard Hallion Books

Uses extracts from journals, diaries, and memoirs, as well as rare photographs and drawings, to provide a history of humanity's attempts at flight, including kites, balloons, rockets, and steerable...

Legacy of Flight: The Guggenheim Contribution to American Aviation

By Richard Hallion

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Test pilots

By Richard Hallion

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The naval air war in Korea

By Richard Hallion

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Strike from the sky

By Richard Hallion

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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.