Charles Prepolec Books

Gaslight Gothic

By J. R. Campbell, Charles Prepolec

Average: 0.00, 0 Ratings

Beyond Rue Morgue Anthology

By Paul Kane

Average: 0.00, 0 Ratings

An anthology of stories based around the very first mystery detective, Le Chevalier C. Auguste Dupin, created by Edgar Allan Poe. Dupin famously featured in 'The Murders in the Rue Morgue' (1841),...

Under a Raven s Wing

By Stephen Volk, Pedro Marques Pedro Marques, Charles Prepolec

Average: 0.00, 0 Ratings

Gaslight Grimoire

By J. A. Campbell

Average: 0.00, 0 Ratings

A collection of eleven all new tales of mystery and dark fantasy featuring Sherlock Holmes, master of deductive reasoning, confronting the irrational, the unexpected, and the fantastic in the weird...

Gaslight Grotesque

By Charles Prepolec, J.R. Campbell

Average: 0.00, 0 Ratings

Gaslight Arcanum

Average: 0.00, 0 Ratings

Professor Challenger

By Campbell J. R., Charles Prepolec

Average: 0.00, 0 Ratings

Beyond Rue Morgue Anthology

By Paul Kane

Average: 0.00, 0 Ratings

An anthology of stories based around the very first mystery detective, Le Chevalier C. Auguste Dupin, created by Edgar Allan Poe. Dupin famously featured in 'The Murders in the Rue Morgue' (1841...

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.