Ken Blackwell Books

The blueprint

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Conservative leader Ken Blackwell and Washington, D.C.-based constitutional attorney and journalist Ken Klukowski identify and discuss twenty-one tactics being taken by the Obama administration to...

The IRS v. The People

By Ken Blackwell

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Blueprint

By Ken Blackwell, Ken Klukowski

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Blueprint

By Ken Blackwell

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Blueprint

By Ken Blackwell, Ken Klukowski

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Blueprint

By Ken Blackwell, Ken Klukowski

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Resurgent

By J. Kenneth Blackwell

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Offers an action plan inspired by the original words and beliefs of the nation's forefathers.

Resurgent

By Ken Blackwell, Ken Klukowski

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Resurgent

By Ken Blackwell, Ken Klukowski

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The IRS V. the People

By Jack Kemp, Ken Blackwell

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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.