Donald Hamilton Books

A brand-new edition of the classic novel.It was not a peaceful way to die, but there was nothing Matt Helm could do for his fellow agent. He had found him in a Canadian motel room, his once-handsom...

Matt Helm - The Intimidators

By Donald Hamilton

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It was a double mission this time. Firstly, to terminate a top-notch enemy agent. Secondly, to locate the missing fiancée of a Texas oil millionaire, lost in the Bermuda Triangle. Somehow th...

Matt Helm - The Terminators

By Donald Hamilton

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"I can’t kill you. If I do, Mac will send out the executioners, the termination squads...”When the big man in Washington assigned Matt Helm to ride shotgun on a top secret&#16...

Matt Helm - The Retaliators

By Donald Hamilton

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Matt Helm is unexpectedly rich, and he doesn’t like it. Twenty thousand mysterious dollars appear in his bank account, but this is no time for celebration. Another secret agent with an unexpl...

Preaching with Balance

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While perfection in preaching is an illusive dream, improvement is within the grasp of virtually everyone" Donald Hamilton Imagine that preaching is like a 'seesaw' or 'teetertotter'. It is not muc...

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.