Anne Perry Undifferentiated Books

Funeral in Blue

By Anne Perry Undifferentiated

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Come Armageddon

By Anne Perry Undifferentiated

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Southampton Row

By Anne Perry Undifferentiated

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"It's 1892, and an election is just days away. With Lord Salisbury's future looking uncertain, the political climate is perfect for an evil man with selfish ambitions to put himself forward as a To...

Death of a stranger

By Anne Perry Undifferentiated

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Seven dials

By Anne Perry Undifferentiated

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Thomas Pitt is assigned to the investigation of the murder of a promising young diplomat, at the home of the Egyptian mistress of a senior politician. The prime suspect is the woman herself but soo...

Seven dials

By Anne Perry Undifferentiated

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Half Moon Street

By Anne Perry Undifferentiated

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Paragon Walk

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Slaves and obsession

By Anne Perry Undifferentiated

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In the American Civil War, the opposing armies are desperate for arms. A London trader selling weapons to the South faces a moral dilemma when his daughter, in love with a Confederate, insists he c...

Shoulder the sky

By Anne Perry Undifferentiated

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The Reavley family, still devastated by the assassination of their parents, are now scattered as well. Judith and Joseph are in Belgium, Judith driving General Owen Cullingford's car and falling ho...

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.