John E. Johnson, Jr Books

Aging And Cell Structure: Volume 2

By John E. Johnson, Johnson, Editor-John E. Johnson, John E. Johnson, Jr

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Approaching any task on aging brings a flood of images that are a personal repetition of what has been one of the greatest and most persistent concerns of mankind. Even restricting time to the past...

Aging And Cell Structure: Volume 2

By John E. Johnson, John E. Johnson, Jr

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Aging And Cell Structure

By John E. Johnson, John E. Johnson, Jr

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High Resolution And High Voltage Electron Microscopy

By John E. Johnson, John E.; Etc. Johnson, John E. Johnson, Jr

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viii, 158 p. : 27 cm Published also as v. 3, (1986) no. 1 of the Journal of electron microscopy technique Includes bibliographies and index

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.