Robert Conrow Books

Field days

By Robert Conrow

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Stolen Dreams

By Lee Engfer, Robert Conrow, David L. Parker, Leeanne Engfer, Parker David L.

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Photographs and text document working children especially in Nepal, India, Bangladesh, and Mexico. Includes a chapter on Iqbal Masih, the child labor activist from Pakistan.

The Great Diamond Hoax and Other True Tales Wyoming Frontier Ser

By Robert Conrow

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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.