Callie Hutton Books

USA Today bestselling author A mystery author is charged with murder—and the plot thickens faster than anyone can turn the pages—in this new series debut, perfect for fans of Rhys Bowe...

The Sign of Death

By Callie Hutton

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A 2022 MARY HIGGINS CLARK AWARD Nominee USA Today bestselling author Callie Hutton returns with her second Victorian Book Club mystery, in which Lady Amy and Lord William sleuth the death...

The Mystery of Albert E. Finch

By Callie Hutton

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In USA Today bestselling author Callie Hutton's third Victorian Book Club mystery, will wedding bells or death knells ring for Lady Amy and Lord William?Bath, England, 1892. Celebrated mystery auth...

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.