Sam Toperoff Books

Sugar Ray Leonard and Other Noble Warriors Sportspages

By Sam Toperoff

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Lillian and Dash

By Sam Toperoff, Lorna Raver, Mark Bramhall, Bernadette Dunne

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Sugar Ray Leonard and Other Noble Warriors

By Sam Toperoff

Average: 0.00, 0 Ratings

Lillian and Dash

By Sam Toperoff

Average: 0.00, 0 Ratings

This exciting novel about Dashiell Hammett (The Maltese Falcon and The Thin Man) and Lillian Hellman (The Children’s Hour) reintroduces their larger-than-life personalities and the vicissitud...

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.