Patrick O Brian Books

Having given up his Oxford teaching position to live in a secluded Welsh valley, Joseph Pugh finds himself falling in love with the young wife of a neighboring farmer, and she eventually returns hi...

Unknown Shore

By Patrick O Brian

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Follows the adventures of two young seamen who are shipwrecked along the coast of Chile in 1740 and are driven to drink and mutiny by a ruthless captain.

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.