Charles Fergus Books

Wingless crow

By Charles Fergus

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"A collection of thirty-three essays on Pennsylvania wildlife, science, and country living"--Provided by publisher.

Summer at Little Lava

By Charles Fergus

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In Summer at Little Lava, Charles Fergus tells how he fixed up an abandoned house on the farm and spent a summer there with his wife and their young son - living day to day in great simplicity, wit...

A Rough Shooting Dog

By Charles Fergus, Charlie Fergus

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The Shadow Catcher

By Michelle Paver

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Trees of New England

By Charles Fergus

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Bears

By Charles Fergus

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Common Edible and Poisonous Mushrooms of the Northeast

By Charles L. Fergus

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Turtles

By Charles Fergus

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Natural Pennsylvania

By Rusty Rae, Charles Fergus

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Wildlife of Virginia and Maryland Washington D.C

By Charles Fergus

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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.