Andrea Penrose Books

Murder at Kensington Palace

Average: 0.00, 0 Ratings

Wrexford and Sloane must unravel secrets within secrets—including a few that entangle their own hearts—when they reunite to solve a string of shocking murders that have horrified Regenc...

Murder at Queen's Landing

By Andrea Penrose

Average: 0.00, 0 Ratings

A wealthy lord (who also happens to be a brilliant scientist) and a young widow (who secretly pens satirical political cartoons) in Regency London team up to chase down rumors of corruption within...

Murder at Kensington Palace

By Andrea Penrose

Average: 0.00, 0 Ratings

Murder at the Royal Botanic Gardens

By Andrea Penrose

Average: 0.00, 0 Ratings

Murder at the Serpentine Bridge

By Andrea Penrose

Average: 0.00, 0 Ratings

Murder at the Merton Library

By Andrea Penrose

Average: 0.00, 0 Ratings

Murder on Black Swan Lane Lib E

By James Cameron Stewart, Andrea Penrose

Average: 0.00, 0 Ratings

Murder on Black Swan Lane

By Andrea Penrose

Average: 0.00, 0 Ratings

Murder at King s Crossing

By Andrea Penrose

Average: 0.00, 0 Ratings

Murder at King's Crossing

By Andrea Penrose

Average: 0.00, 0 Ratings

When the murder of a scientific genius on the verge of a momentous discovery upsets the wedding of their beloved friends, Wrexford and Charlotte must risk all they hold dear to deconstruct a sinist...

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.