Katharine Schellman Books

Regency widow Lily Adler didn't expect to find a corpse when visiting a family friend. Now it's up to her to discover the killer in the charming second installment in the Lily Adler mysteries.Regen...

Death at the Manor

By Katharine Schellman

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Murder at Midnight

By Katharine Schellman

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Perfect for fans of Deanna Raybourn and Ashley Weaver, when a body is found shot to death after an unexpected snowstorm, Lily Adler quickly realizes that some people will stop at nothing to bury th...

A Scandal in Mayfair

By Katharine Schellman

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Sometimes danger lurks in plain sight, and in the cutthroat London Season socialite Lily Adler must race against time to catch a killer. Fans of Bridgerton will delight in this Regency-era mystery...

Death at the Manor

By Katharine Schellman

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The tortured spirits of the dead haunt a Regency-era English manor—but the true danger lies in the land of the living in the third installment in the Lily Adler mysteries, perfect for fans of...

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.