John H. Thomas Books

The Canadian bee-keepers' guide

Average: 0.00, 0 Ratings

The Canadian bee-keepers' guide

Average: 0.00, 0 Ratings

Flora of the Santa Cruz Mountains of California a Manual of the Vascular Plants

By John Hunter Thomas

Average: 0.00, 0 Ratings

Sunspots and starspots

By John H. Thomas

Average: 0.00, 0 Ratings

This volume provides a full account of the many exciting recent advances in both observational and theoretical research on sunspots and is intended to serve as a monograph on the subject. It contai...

Sunspots

By N. O. Weiss, J. H. Thomas

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.