Winston Graham Books

The black moon

By Winston Graham

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The twisted sword

By Winston Graham

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Set in Cornwall in January, 1815. Demelza sees a horseman riding down the valley and senses disruption to the household. For Ross has no alternative but to accept the summons and travel to France a...

Stephanie

By Winston Graham

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Ross Poldark

By Winston Graham

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Marnie VHS

By Alfred Hitchcock, Jay Presson Allen, Winston Graham, Robert Burks, George Tomasini

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Forgotten Story: Complete & Unabridged

By Winston Graham

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Ross Poldark

By Winston Graham

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Ross Poldark is a heartwarming, gripping, and utterly entertaining saga that brings to life an unforgettable cast of characters and one of the greatest love stories of our age.Ross Poldark returns...

Demelza

By Winston Graham

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"From the incomparable Winston Graham...who has everything that anyone else has, then a whole lot more."-The GuardianDemelza is a heartwarming, gripping, and utterly entertaining saga that brings t...

Jeremy Poldark

By Winston Graham

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"From the incomparable Winston Graham...who has everything that anyone else has, then a whole lot more."-THE GUARDIANRoss Poldark faces the darkest hour of his life in this third novel of the Polda...

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.