Jeri Ferris Books

Recounts the life of Biddy Mason, a slave who found freedom in California in 1856, who practiced the philosophy of sharing as she nursed the sick, delivered babies, and started many philanthropic p...

Thomas Jefferson

By Jeri Ferris

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A biography that describes the love of books and learning as well as the personal life and political career of the third president of the United States.

Demanding justice

By Jeri Ferris

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Describes the life of Mary Ann Shadd Cary, nineteenth-century educator, writer, newspaper editor, and civil rights worker who was the first African-American woman to enter law school or to publish...

Remember the ladies

By Jeri Ferris

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Chronicles the life and achievements of the nation's second First Lady and advocate for women's rights.

What are you figuring now

By Jeri Ferris

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What are you figuring now

By Jeri Ferris

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A biography of the Afro-American farmer and self-taught mathematician, astronomer, and surveyor for the new capital city of the United States in 1791, who also calculated a successful almanac notab...

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.