Thomas Reimer Books

Kleiner als Hunde, aber grosser als Fuchse - Die Goldameisen des Herodot: Ein antikes Marchen unmd sein Hintergrund

By Thomas Reimer

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Index to the deaths found in the New Yorker Volks-Zeitung, 1878-1920

By Thomas Reimer

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Mulligan'S Brigade

By Thomas Reimer, Thomas E. Reimer

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Step back into 19th century Chicago and experience the life of Lincoln and the Civil War as told by characters living at that time. While Mulligan's Brigade is historical fiction, authentic chara...

Paleontology Of Invertebrates

By Jean Auboin, Raymond Enay, R. Enay, Thomas Reimer

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How could life have started on Earth and how did it proceed? After a short discussion of the origin of life on Earth and the origin of the major body plans the invertebrates are presented in the or...

Chicago in Flames

By Thomas Reimer

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Four Men at a Table

By Thomas Reimer

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Death of the King

By Thomas Reimer

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Wild Onion

By Thomas Reimer

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Pitchfork Murders

By Thomas Reimer

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San Patricios

By Thomas Reimer

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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.