Daniel Cohen Books

The headless roommate and other tales of terror

By Daniel Cohen

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Retells 19 tales and legends, some hundreds of years old, with modern settings.

The Last Hundred Years, Medicine

By Daniel Cohen

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Highlights major developments in medicine such as the use of x-rays, certain now-common drugs, and many surgical techniques that have occurred over the last 100 years.

The last hundred years, household technology

By Daniel Cohen

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Describes the evolution of inventions which have lightened household drudgery, and includes a look at gadgets that didn't catch on and also at future possibilities.

Southern fried rat & other gruesome tales

By Daniel Cohen

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Relates twenty-one gruesome and disgusting tales drawn from folklore, most of them from urban legends.

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.