Thorkild Hansen Books

North West to Hudson Bay

By Thorkild Hansen

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Plane Wave Theory of Time Domain Fields

By Thorkild B. Hansen, Arthur D. Yaghjian

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Plane Wave Theory of Time Domain Fields

By Thorkild Hansen, Arthur D. Yaghjian

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"Plane-Wave Theory of Time-Domain Fields provides a comprehensive framework for the formulation and solution of numerous problems involving the radiation, reception, propagation and scattering of e...

Arabia Felix

By Kathleen McFarlane, Thorkild Hansen Introduction By Colin Thubron Translated By James McFarlane

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A riveting account of a landmark expedition that left only one survivor, now back in print for the first time in decades.Arabia Felix is the spellbinding true story of a scientific expedition gone...

Les bateaux negriers

By Thorkild Hansen

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La mort en arabie une expedition danoise 1761 1767 ne

By Hansen

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Jens Munk

By Thorkild Hansen

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Jens Munk

By Thorkild Hansen

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Der Hamsun Prozess

By Thorkild Hansen

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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.