Gregory Dowling Books

When a young tour guide, Alvise Marangon, offers to help an English Grand Tourist, little does he know that it will lead to his being embroiled in blackmail and conspiracy. To add to his woes, he i...

The four horsemen

By Gregory Dowling

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"[An] excellent sequel...Dowling's lead's wry sense of humor is a plus." - Publishers Weekly (starred review) Tour guide Alvise Marangon thinks he knows Venice better than ever, but now finds himse...

The Four Horsemen

By Gregory Dowling

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Double Take

By Gregory Dowling

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Ascension

By Gregory Dowling

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Venice in 1749, the city has lost its political and financial primacy but has become Europe's pleasure capital, famous for its gambling dens, its courtesans, its hectic carnival, its music, art and...

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.