Edward H. Romney Books

Living well on practically nothing

By Ed Romney

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Restoring Traditional Values

By Edward H. Romney

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Revised Basic Training in Camera Repair

By Ed Romney

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Revised Basic Training in Camera Repair

By Edward H. Romney

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Living Well on Practically Nothing

By Ed Romney, Edward H. Romney

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Living Well on Practically Nothing is for people who need to live on a lot less money. If you have been fired, demoted, retired, divorced, widowed, bankrupted, or swindled—or if you just want to qu...

Restoring Traditional Values

By Edward H. Romney

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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.