Karl Jacoby Books

A masterful reconstruction of one of the worst Indian massacres in American history In April 1871, a group of Americans, Mexicans, and Tohono O?odham Indians surrounded an Apache village at dawn an...

Crimes Against Nature

By Karl Jacoby

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Crimes Against Nature

By Karl Jacoby

Average: 0.00, 0 Ratings

Shadows at dawn

By Karl Jacoby

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Predawn, April 30, 1871, a party of Americans, Mexicans, and Tohono O'odham Indians gathered outside an Apache camp in the Arizona borderlands. At first light they struck, murdering nearly 150 Apac...

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.