Ken Holdsworth Books

Neville s quest

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"1754: Thomas Neville has resigned his commission in the twenty-second of foot to sail to the Americas in search of his sweetheart, Emily - sold into slavery by the evil Reverend Cruikshank. Nevill...

Possessed

By Ken Holdsworth

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It is 1752 and His Britannic Majesty's sixty-gun ship-of-the-line, Indefatigable, drops anchor at Fort St. George, Madras, a trading post of the British East India Company ... Discover why Thomas N...

The Final Curtain

By Ken Holdsworth

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With shoulder-length blond hair and cornflower-blue eyes, Ronnie Simmons is quite irresistible to his fellow actors - of both sexes - and in the jaundiced opinion of his boyhood friend, TV soap act...

Final Curtain

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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.