Mary Englar Books

I.M. Pei

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Presents a biography of Chinese-American architect, Ieoh Ming Pei, and describes his childhood in China, immigration to the United States in 1935, education, and architectural design that incorpora...

Colin Powell: 0

By Mary L. Englar

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I. M. Pei Asian American Biographies

By Mary Englar, I. M. Pei

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An illustrated timeline of U.S. presidents

By Mary Englar

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Presents a timeline of the lives and accomplishments of the presidents of the United States, placing them in the context of major events in the country's history, and providing facts about each one.

An illustrated timeline of U.S. presidents

By Mary Englar

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Presents a timeline of the lives and accomplishments of the presidents of the United States, placing them in the context of major events in the country's history, and providing facts about each one.

Marie Antoinette queen of France

By Mary Englar

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"Describes the life and death of Queen Marie Antoinette of France"--Provided by publisher.

Nefertiti of Egypt

By Mary Englar

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"Describes the life of Nefertiti of Egypt"--Provided by publisher.

Aztec warriors

By Mary Englar

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Learn what is fact and what is myth about Aztec warriors.

Comanche warriors

By Mary Englar

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Go back in time and learn about the Comanche warriors who were once the most feared predators of North America's southern plains!

The Cheyenne

By Mary Englar

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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.