Robert Elmer Books

Escape to Murray River Adventures Down Under 1

By Robert Elmer

Average: 0.00, 0 Ratings

Rescue at Boomerang Bend Adventures Down Under 3

By Robert Elmer

Average: 0.00, 0 Ratings

Thirteen-year-old Patrick McWaid and his entire family must rush to raise his grandfather's paddle steamer from the river bottom, repair her and deliver her to her new half owner or his grandfather...

Firestorm at Kookaburra Station Adventures Down Under 6

By Robert Elmer

Average: 0.00, 0 Ratings

Koala Beach outbreak

By Robert Elmer

Average: 0.00, 0 Ratings

When thirteen-year-old Patrick and his family befriend a young Chinese immigrant who arrives in Australia in 1855, they face the prejudices of local miners.

Panic at Emu Flat

By Robert Elmer

Average: 0.00, 0 Ratings

While helping his family operate a paddle steamer along the Murray River in Australia during the 1860s, thirteen-year-old Patrick gets into serious trouble because of his friend.

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.