Bjorn Normann Sandaker Books

On Span and Space

By Bjorn Normann Sandaker, Bjorn Sandaker

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Structural basis of architecture

By Bjorn Normann Sandaker

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The structural basis of architecture

By Bjorn Normann Sandaker

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One of the most important subjects in the education of an architect is architectural structures. It is also a principal concern in daily practice. The term architectural structures refers to the sk...

Steel, structure, and architecture

By Arne Petter Eggen

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With Steel, Structure, and Architecture, architect Arne Petter Eggen and engineer Bjorn Normann Sandaker have produced an informative, inspiring volume on the uses and applications of steel in arch...

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.