Blaine S. Hays Books

Horse Trails to Regional Rails

By James A. Toman, Jim Toman, Blaine S. Hays

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The history of public transportation in Greater Cleveland spans two centuries. As the city developed from a trading post on Lake Erie to an industrial giant and ever growing urban center, transport...

Cleveland s Transit Vehicles

By James A. Toman, Jim Toman, Blaine S. Hays

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From the beginnings of the horse car era to the "sardine days" of World War II, Cleveland transit operators provided high quality service while introducing procedures and equipment that were widely...

When Cleveland Had a Subway Ohio

By James A. Toman, Bruce Young, James Spangler

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Cleveland Transit Through the Years Ohio

By Blaine Hays

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Transit in the triangle

By Blaine S. Hays

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Transit in the Triangle

By James A. Toman, Blaine S. Hays

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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.