Tim Gray, Tim Gray Books

Mission Of The Messiah: On The Gospel Of Luke

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Mission of the Messiah is a new study of the Gospel of Luke that presents the messianic mission of Jesus as the fulfillment of OldTestament prophecy. Distributor: Spring Arbor/Ingram Author: Tim Gr...

Peter: Keys To Following Jesus

By Tim Gray, Tim Gray, Tim Gray

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Renowned scholar Dr. Tim Gray masterfully guides you through the tumultuous and inspiring life of Peter—from his call to discipleship to his eventual martyrdom in Rome. Using Sacred Scripture and t...

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.