Andrew Weeks Books

Valentin Weigel (1533-1588)

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"This is the first book-length treatment in English of a central but neglected figure in German intellectual history, Valentin Weigel (1533-1588). Like his great contemporary Michel de Montaigne, W...

Valentin Weigel (1533-1588)

By Andrew Weeks

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De TRIBUS PRINCIPIIS Oder Beschreibung der lt i Drey Principien Gottliches Wesens lt i

By Andrew Weeks, Leigh Penman

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Jacob Bohme and His World

By Andrew Weeks, Lucinda Martin, Leigh Penman, Bo Andersson

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Paracelsus

By Andrew Weeks

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Aurora

By Jacob Boehme

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Paracelsus Theophrastus Bombast Von Hohenheim 1493 1541 Cosmological and Meteorological Writings

By Andrew Weeks, Didier Kahn

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The paradox of the employee

By Andrew Weeks

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Valentin Weigel

By Andrew Weeks

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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.