Robert T. Jeschonek Books

A Pinstriped Finger s My Only Friend

By Robert T. Jeschonek

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Long Live Glosser s

By Robert Jeschonek

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Destination

By Eric T. Reynolds, Z. S. Adani

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Penn Traffic forever

By Robert T. Jeschonek

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"The Penn Traffic Department Store is back in business in the pages of this one-of-a-kind book. Now's your chance to revisit this Johnstown landmark or experience its magic for the very first time....

The Masked Family

By Robert Jeschonek

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Dolphin Knight

By Robert T. Jeschonek

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Fiction River

By Robert T. Jeschonek, Lauryn Christopher, T Thorn Coyle, Dory Crowe, Diana Deverell, Michael Kowal, Valerie Brook, Brigid Collins, Leslie Claire Walker, Eric Kent Edstrom, Rob Vagle, Fiction River, Dan C Duval, Louisa Swann, Lisa Silverthorne, Michele Laframboise

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Tannhauser Rising Sun Falling Shadows

By Robert Jeschonek

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Galaxy s Edge Magazine Issue 1 March 2013

By Jack McDevitt, Robert J. Sawyer

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Dr Who Short Trips 24 Qualities of Leade Dr Who Big Finish

By Ian Farrington

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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.