Hartman Bob Books

The one and only Delgado Cheese

Average: 0.00, 0 Ratings

With the help of his great-uncle, a former preacher and vaudeville star, a young boy gains enough confidence to perform in the school talent show.

Angels, angels all around

By Hartman Bob

Average: 0.00, 0 Ratings

Retells ten Bible stories featuring angels, looking between the lines and imagining what might have happened.

A night the stars danced for joy

By Hartman Bob

Average: 0.00, 0 Ratings

A night the stars danced for joy

By Hartman Bob

Average: 0.00, 0 Ratings

The shepherds view of the Christmas story. 4-7 yrs.

Mr. Aesop s story shop

By Hartman Bob

Average: 0.00, 0 Ratings

A collection of ten fables, each introduced by Aesop, the freed slave turned master storyteller, who shares the events that inspired each tale.

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.