Harvey Frommer Books

Throwing Heat

By Harvey Frommer, Nolan Ryan

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Throwing Heat: The Autobiography of Nolan Ryan

By Harvey Frommer, Nolan Ryan

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Running Tough: Memoirs of A Football Maverick

By Tony Dorsett, Harvey Frommer

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It Happened in Manhattan

By Myrna Katz Frommer, Harvey Frommer

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A Yankee Century

By Harvey Frommer

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In honor of the centennial of baseball's winningest team, this illustrated volume offers profiles of the team's players and coaches, detailed statistics, unforgettable moments on and off the field,...

It Happened In Manhattan

By Myrna Katz Frommer, Harvey Frommer

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A Yankee Century

By Harvey Frommer

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Sports Genes

By H. M. Frommer

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Sports Dates Book

By Harvey Frommer

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Five OClock Lightning

By Harvey Frommer

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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.