Robert Goldsborough Books

"Archie Goodwin and Saul Panzer have ventured into the wilds of northern Manhattan to watch the Giants take on the Dodgers at the Polo Grounds. Panzer spies state senator Orson Milbank, a silver-h...

Stop the presses

By Robert Goldsborough

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Detective Nero Wolfe and Archie Goodwin are tasked with protecting, Cameron Clay, the Gazette's most hated columnist in New York City, after he begins to receive anonymous death threats. Death thre...

The Bloodied Ivy

By Robert Goldsborough

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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.