Rupert Matthews Books

Telling the Time Everyday History

By Rupert Matthews

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Castles

By Rupert Matthews

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Discusses the structure and functions of castles and describes everyday life inside a medieval castle.

The eruption of Krakatoa

By Rupert Matthews

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Describes the the eruption of the volcanic mountain of Krakatoa, west of the island of Java in 1883. Discusses the cultural history and daily life of the island's peoples, the buildup of the volcan...

Julius Caesar

By Rupert Matthews

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A biography of the Roman general and statesman whose brilliant military leadership helped make Rome the center of a vast empire.

Ancient Mysteries

By Rupert Matthews

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Presents unsolved mysteries from the pre-Christian era of the ancient world, including the statues on Easter Island, the mound builders, and the Nazcan Plain.

Winston Churchill

By Rupert Matthews

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How life began

By Rupert Matthews

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Discusses theories on the origin of the universe, the birth of earth, and the earliest life forms.

The race to the South Pole

By Rupert Matthews

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An account of the competition between explorers to reach the South Pole with emphasis on the events of the rival expeditions led by the Norwegian Roald Amundsen and the British Robert Scott between...

The dinosaur age

By Rupert Matthews

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Surveys different types of dinosaurs, discussing how they lived, why they died out, and the excavation of fossils.

The attack on the Lusitania

By Rupert Matthews

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An account of the attack and sinking of the passenger liner, the Lusitania, by the German torpedo during World War I.

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.