Ronald Bockius Books

"This is the final publication of the Olympias project, which saw the building of a 170-oared Athenian trireme of the fourth century BC and its operation in five series of sea-trials. The first thr...

Die Spatromischen Schiffswracks Aus Mainz Schiffsarchaologisch technikgeschichtliche Untersuchung Spatantiker Schiffsfunde Vom Nordlichen Oberrhein ... Des Romisch germanischen Zentralmuseums

By Ronald Bockius

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Ruder Sport Im Altertum

By Ronald Bockius

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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.