Rob Smolders Books

In 1994 maakte de jonge schilder Paul van Dongen kennis met de toen negentigjarige tekenaar en portretschilder Sierk Schröder. Na een bezoek aan zijn huis in Wassenaar schreef hij: ?Vrijheid zonder...

Het laatste licht

By Rob Smolders, Jan Vosters

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You can only conclude that Jan Vosters plays with nature, with paint and with our perception. It is inherent in people's imagination that they can see signs in the natural environment. That is givi...

Johannes Grutzke

By Ype Koopmans, Rob Smolders, Eduard Beaucamp

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De West-Berlijnse kunstenaar Johannes Grützke (1937) is de eerste onder zijns gelijken uit het vrije Duitsland die vanaf de tweede helft van de vorige eeuw niet bij een avant-garde wilden horen. Hi...

Jolanda van Gennip

By Jolanda Van Gennip

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Overview of the abstract paintings of Dutch artist Jolanda van Gennip from the 2011-2016 period.

Wim Izaks

By Wim Izaks

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The Honorable Visitor

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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.