Seabury Quinn Books

"Today the names of H.P. Lovecraft, Robert E. Howard, August Derleth, and Clark Ashton Smith, all regular contributors to the pulp magazine Weird Tales during the first half of the twentieth centur...

The devil s rosary

By Seabury Quinn

Average: 0.00, 0 Ratings

The Dark Angel

By Seabury Quinn

Average: 0.00, 0 Ratings

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.