John H. Brown Books

The valley of the shadow

By Brown John H.

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A wind of many colors

By Brown John H.

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Novel set in pre-Civil War Kansas City. It's a love story, murder mystery, and swashbuckling adventure wrapped in the customs of diverse immigrants. When a half-crazed woodsman threatens to kidnap...

The Real Estate Investment Flow Chart II

By John H. Brown Michael J. Yesk Esq.

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Exit Planning

By John Brown

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LEAVING YOUR BUSINESS IS THE MOST SIGNIFICANT FINANCIAL TRANSACTION OF YOUR LIFE AND NOTHING HAS GREATER FINANCIAL AND EMOTIONAL CONSEQUENCES. THE FUTURE QUALITY OF YOUR LIFE DEPENDS UPON HOW WELL...

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.