Robert Sheely Books

Police Lab

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Describes the importance of forensic science in solving crimes and illustrates through case histories the role of science in crime detection and investigation.

Sports lab

By Robert Sheely

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Techno lab

By Anderson Carol D.

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In the hands of the enemy

By Robert Sheely

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Lost in the woods near Plymouth Colony, fourteen-year-old John, a member of the trouble-making Billington family that accompanied the Pilgrims on their Mayflower voyage in 1620, receives shelter an...

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.