Margaret Whitman Blair Books

The roaring 20

By Margaret Blair, Margaret Whitman Blair

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Celebrates the courage and drive of a collection of aviators who took part in the first cross-country air race for women in 1929 from California to Ohio, including Amelia Earhart, Louise Thaden, Ru...

The Sand Castle

By Margaret Whitman Blair

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Jamie, Rob, and Sarah travel to Wilmington, North Carolina, in 1864, where Jamie hopes to prevent the shipwreck that took the life of pretty Madeline Manon, the daughter of a blockade runner and hi...

Brothers at war

By Margaret Whitman Blair

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Rob and Jamie, brothers who are opposites and who are both involved in a Civil War reenactment, find themselves transported back in time to the actual Antietam campaign in 1862.

House of spies

By Margaret Whitman Blair

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Swept back to 1861 through the medium of Civil War photographs, Rob and Sarah find themselves in Washington, D.C., just after the Battle of Manassas and are arrested as enemy spies.

Brothers at War White Mane Kids

By Margaret Whitman Blair

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Liberty or death

By Margaret Whitman Blair

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Presentation of the little-known story of the American Revolution told from the perspectives of the African-American slaves who fought on the side of the British Royal Army in exchange for a promis...

Liberty or death

By Margaret Whitman Blair

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Liberty or Death

By Margaret Whitman Blair

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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.