Green Robert Books

A Thorn in Their Side is Robert Green's extraordinary pursuit of the truth about how and why his aunt Hilda Murrell, a noted English rose grower, met a violent and bizarre death. In 1984, at the ag...

Cleopatra

By Green Robert

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Presents the life of the Egyptian queen whose dream of controlling most of the known world was never fulfilled even though she was allied to a powerful Roman.

Vive la France

By Green Robert

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Cleopatra

By Green Robert

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Presents the life of the Egyptian queen whose dream of controlling most of the known world was never fulfilled even though she was allied to a powerful Roman.

Tutankhamun

By Green Robert

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Tells the story of the discovery of Tutankhamun's tomb by Howard Carter and Lord Carnarvon and the supposed curse connected with it, as well as information on the life and dynasty of the pharaoh.

Hannibal

By Green Robert

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Presents the life and military exploits of the famous Carthaginian general.

Julius Caesar

By Green Robert

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A biography of the Roman general and statesman whose brilliant military leadership helped make Rome the center of a vast empire.

Queen Elizabeth I

By Green Robert

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Follows the life of the strong-willed queen who brought new stability and vitality to England in the sixteenth century.

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.