Claus M. Smidt Books

Strolls in the golden age city of Copenhagen

By Claus M. Smidt

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100 ar i kunstens tjeneste

By Claus M. Smidt

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Denne bog er udgivet i anledning af, at Selskabet til Udgivelse af danske Mindesmærker 23. september 2019 fejrer 100-året for sin stiftelse.0Mindesmærkeselskabet har gennem årene været medvirkende...

Danish Architecture 250 years

By Claus M. Smidt, Carsten Thau, Christoffer Harlang, Tobias Faber

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En storby bliver til

By Claus M. Smidt

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Fra det nu forsvundne Kjobenhavn

By Claus M. Smidt

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Det blev pa papiret

By Claus M. Smidt

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100 malerier pa Nivaagaard

By Nivaagaards Malerisamling.

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Omkring dansk guldalder

By Claus M. Smidt

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Danish Architecture Since 1754

By Claus M. Smidt

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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.