Robert Fabbri Books

Rome s fallen eagle

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Rome, AD 41: Caligula has been assassinated and the Praetorian Guard have proclaimed Claudius Emperor - but his position is precarious. His three freedmen, Narcissus, Pallas and Callistus, must fin...

Masters of Rome

By Robert Fabbri

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Britannia, 45 AD: Vespasian's brother, Sabinus, is captured by druids. The druids want to offer a potent sacrifice to their gods - not just one Roman Legate, but two. They know that Vespasian will...

Masters of Rome

By Robert Fabbri

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Britannia, 45 AD: Vespasian's brother, Sabinus, is captured by druids. The druids want to offer a potent sacrifice to their gods - not just one Roman Legate, but two. They know that Vespasian will...

Rome s Lost Son

By Robert Fabbri

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Rome s lost son

By Robert Fabbri

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Rome, AD 51: Vespasian brings Rome's greatest enemy before the Emperor. After eight years of resistance, the British warrior Caratacus has been caught. But even Vespasian's victory cannot remove th...

The Furies of Rome Vespasian

By Robert Fabbri

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Emperor of Rome

By Robert Fabbri

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Emperor of Rome Vespasian

By Robert Fabbri

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Tribune of Rome VESPASIAN

By Robert Fabbri

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Vespasian. Das Tor zur Macht

By Robert Fabbri

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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.