Clarence Edward Mulford Books

"Former Bar-20 cowboy Johnny Nelson, the protégé of Hopalong Cassidy, goes roaming the West in search of adventure. When he comes to the aid of a rancher and his daughter near the town of Gunsight,...

The bar 20 three

By Clarence Edward Mulford

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"When Hopalong and Red hear that Johnny Nelson has been knocked over the head and robbed of a big chunk of cash over in Mesquite, they race to his aid--and are immediately framed for a bank robbery"--

Bar 20 Days

By Clarence Edward Mulford

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Hopalong Cassidy s Rustler Round Up

By Clarence Edward Mulford

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Tex A Hopalong Cassidy Novel Center Point Large Print

By Clarence Edward Mulford

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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.