Lee Vyborny Books

Dark Waters: The NR-1 - America's Secret Submarine

By Lee Vyborny

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Dark Waters

By Lee Vyborny, Don Davis

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"In 1966, when the United States lost a hydrogen bomb off the coast of Spain, retrieving it took eighty days and at least three deep-diving submersibles. The unacceptable length of time it took to...

Dark Waters An Insider s Account of the NR 1 The Cold War s Undercover Nuclear Sub

By Lee Vyborny, Don Davis

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Dark Waters

By Lee Vyborny, Don Davis, Braden Wright

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Dark Waters: The Breathtaking Insider's Account of America's Secret Cold War Submarine

By Lee Vyborny, Don Davis

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Hurricane Season 2017 Death and Destruction in the Caribbean

By Lee Vyborny, Karen Vyborny

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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.