Jonathan Allen Books

March 4: Scientists, Students, and Society

By Jonathan ALLEN

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Advanced Research in VLSI: Proceedings of the Fifth MIT Conference

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March 4, anniversary edition

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Scientists debate the role of scientific research in the military-industrial complex and consider the complicity of academic science in American wars.On March 4, 1969, MIT faculty and students join...

Gideon Gander Solves the World's Greatest Mysteries

By David Henry Wilson, Jonathan Allen

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My Dog

By Jonathan Allen

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My cat

By Jonathan Allen

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My Dog Picturemac

By Jonathan Allen

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Mucky Moose.

By Jonathan Allen

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Mucky Moose

By Jonathan Allen

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Sweetie

By Jonathan Allen

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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.