Sandra Heath Books

An Impossible Confession

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Miss Helen Fairmead was an innocent in the ways of the world, so her older sister and sensible brother-in-law took great pains to select a perfect suitor for her. His name was Ralph St John and he...

After the death of her cruel husband, a young widow must endure the man's younger brother, who produces a false will that declares her marriage was never legal. Faced with disgrace and destitution,...

The Wrong Miss Richmond

By Sandra Heath

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Mally

By Sandra Heath

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Mannerby s Lady

By Sandra Heath

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The Makeshift Marriage

By Sandra Heath

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Mannerby s Lady

By Sandra Heath

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The Unwilling Heiress

By Sandra Heath

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The Sherborne Sapphires

By Sandra Heath

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The Wrong Miss Richmond

By Sandra Heath

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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.