Samuel Epstein Books

A biography of the 18th century Italian whose experiments with microbes disproved the theory of spontaneous generation and provided a base for the work of future scientists.

George Washington Carver

By Beryl Epstein, William Moyers, Sam Epstein

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Jackie Robinson

By Sam Epstein

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Brief biography of the baseball star who was the first black player to be accepted by a major league team.

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.