Theodore Roosevelt Books

Theodore Roosevelt (1858–1919) was America's most published president with an incredible output of writing including forty books, over a thousand articles, and countless speeches and letters. Coll...

Hunting Trips of a Ranchman & The Wilderness Hunter

By Theodore Roosevelt

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Written during his days as a ranchman in the Dakota Bad Lands, these two wilderness tales by Theodore Roosevelt endure today as part of the classic folklore of the West. The narratives provide vivi...

The Naval War of 1812

By Theodore Roosevelt

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Published when Theodore Roosevelt was only twenty-three years old, The Naval War of 1812 was immediately hailed as a literary and scholarly triumph, and it is still considered the definitive book o...

The Rough Riders

By Theodore Roosevelt

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In 1898, as the Spanish-American War was escalating, Theodore Roosevelt assembled an improbable regiment of Ivy Leaguers, cowboys, Native Americans, African-Americans, and Western Territory land sp...

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.