Sharon Holland Books

Relates man's efforts to fly from the first real flying machine built by two French brothers in 1783 to the first flight of the Wright brothers in 1903.

Flying fever

By Sharon Holland

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A brief history of airplane flight from early uses of planes in World War I to the realities of supersonic flight today.

Beyond gravity

By Sharon Holland

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Presents the history of the development of rockets from work done by Robert Goddard in 1919 to the launching of the first Russian and American satellites in the late 1950's.

Space riders

By Sharon Holland

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Traces the history of manned space flight through 1962, when John Glenn became the first American astronaut to orbit the earth.

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.