Anne Macgregor Books

A History of skyscrapers from the first century to the present and a description of their construction and services. Includes instructions for making a model skyscraper complete with elevator.

Bridges

By Scott Macgregor, Anne MacGregor, MacGregor Anne

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Discusses the history, use, and construction of the three types of bridges. Includes instruction for making models and variations of each type.

Papua New Guinea cookbook

By Anne MacGregor

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Is HRT Right for You

By Annie Macgregor

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Understanding the Menopause and HRT Family Doctor

By Tony Smith, Anne MacGregor

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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.