Deanna Raybourn Books

A curious beginning

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"London, 1887. As the city prepares to celebrate Queen Victoria's golden jubilee, Veronica Speedwell is marking a milestone of her own. After burying her spinster aunt, the orphaned Veronica is fre...

A Curious Beginning

By Deanna Raybourn

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The New York Times bestselling author of the Lady Julia Grey mysteries returns once more to Victorian England and introduces intrepid adventuress Veronica Speedwell.... London, 1887. After burying...

A perilous undertaking

By Deanna Raybourn

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"London, 1887. Victorian adventuress and butterfly hunter Veronica Speedwell receives an invitation to visit the Curiosity Club, a ladies-only establishment for daring and intrepid women. There she...

A treacherous curse

By Deanna Raybourn

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"Veronica Speedwell returns in an adventure filled with betrayal and deception from Deanna Raybourn, the New York Times bestselling author of the Lady Julia Grey Mysteries. London, 1888. When arche...

An Unexpected Peril

By Deanna Raybourn

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A princess is missing and a peace treaty is on the verge of collapse in this new Veronica Speedwell adventure from the New York Times bestselling and Edgar Award-nominated author Deanna Raybourn.Ja...

An Impossible Impostor

By Deanna Raybourn

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While investigating a man claiming to be the long-lost heir to a noble family, Veronica Speedwell gets the surprise of her life in this new adventure from the New York Times bestselling and Edgar A...

Killers of a Certain Age

By Deanna Raybourn

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AN INSTANT NEW YORK TIMES BESTSELLER!“This Golden Girls meets James Bond thriller is a journey you want to be part of.” -BuzzfeedOlder women often feel invisible, but sometimes that&rsq...

Killers of a Certain Age

By Deanna Raybourn

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Older women often feel invisible, but sometimes that’s their secret weapon. They’ve spent their lives as the deadliest assassins in a clandestine international organization, but now tha...

A Sinister Revenge

By Deanna Raybourn

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Veronica must find and stop a devious killer when a group of old friends is targeted for death in this new adventure from the New York Times bestselling and Edgar Award–nominated author...

Silent in the grave

By Deanna Raybourn

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Determined to bring her husband's murderer to justice, Julia engages the enigmatic Brisbane to help her investigate Edward's demise.

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.