Wallace B. Black Books

Recycling

By Jean F. Blashfield

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Discusses the advantages of recycling and how we can help protect the environment from further damage.

Cars an environmental challenge

By Terri Willis

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Discusses the environmental damage and safety problems associated with the internal combustion engine, with an emphasis on emissions and air pollution, and examines various solutions and alternativ...

Oil spills

By Jean F. Blashfield

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Describes how an oil spill occurs; the damaging effects of recent spills on the sea, land, and wildlife; and the difficult process of cleaning up after a spill.

Too many people?

By Jean F. Blashfield

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Presents opposing views on the effects of the earth's rising population.

Endangered species

By Jean F. Blashfield

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Identifies and tells the stories behind many plants and animals at risk from human action, and describes the political and other factors involved in decisions concerning the various species.

Slaves to Soldiers

By Wallace B. Black

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Explores the circumstances of African-Americans who fought in the Civil War, including slaves, free southerners, and northerners.

Blockade-runners and ironclads

By Wallace B. Black

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Discusses Civil War naval battles, ships, and the struggle for control of crucial waterways, demonstrating how the Northern side was able to build up its navy and eventually blockade the Southern p...

Blitzkrieg

By Wallace B. Black

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Describes the course of World War II from Hitler's invasion of Poland up to the fall of Paris and the German occupation of France.

Battle of Britain

By Wallace B. Black

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Describes the three-month German bombing of Great Britain in 1940 by the Luftwaffe, the errors made by the Germans, and the courage of the British flyers and the public.

America prepares for war

By Wallace B. Black

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Describes how and to what extent the United States was involved in World War II, including military preparation before the United States actually declared war.

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.