Peter Jaffe Books

Presents the history, geography, people, politics and government, economy, social life and customs, state events and attractions, and notable people of Kentucky.

Minnesota, land of 10,000 Lakes

By Miriam Heddy Pollock

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Illustrations and text present the history, geography, people, politics and government, economy, and social life and customs of Minnesota, which is also known as "The North Star State."

Kentucky, the Blue Grass State

By Miriam Heddy Pollock

Average: 0.00, 0 Ratings

Presents the history, geography, people, politics and government, economy, social life and customs, state events and attractions, and notable people of Kentucky.

Minnesota, land of 10,000 Lakes

By Miriam Heddy Pollock

Average: 0.00, 0 Ratings

Illustrations and text present the history, geography, people, politics and government, economy, and social life and customs of Minnesota, which is also known as "The North Star State."

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.