Charles H. Bohner Books

This study emphasizes the shaping influence of the Southern heritage on Warren and the stimulus of his career afforded by his early association with the famous coterie of Southern writers, The Fugi...

Robert Penn Warren

By Charles H. Bohner

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Drei Schiffe westwarts

By Charles H. Bohner

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Private Hugh McNeal relates his experiences accompanying Captains Lewis and Clark on their 1804-1806 expedition in search of a northwest passage to the Pacific Ocean.

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.