Frank Graham Books

The milkweed and its world of animals

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An introduction to ecology, focusing on a single very common wild plant and its qualities which affect a variety of animals that come in contact with it.

Birds of the northern seas

By Ada Graham

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Discusses the physical characteristics and behavior of the large birds of the northern seas including the auk, puffin, kittiwake, storm petrel, gannet and others.

Gulls

By Graham Frank, Frank Graham

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The Audubon Ark: A History of the National Audubon Society

By Graham Frank, Frank Graham

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Great Hitters of the Major Leagues

By Frank Graham

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Great Pennant Races of the Major Leagues

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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.