Masha'Allah Books

On Reception

By Masha'Allah, Robert Hand, Māšā'Allāh Ibn-At̲Arī.

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This is a translation of one of the earliest extant texts for horary astrology. Masha'allah ibn Athari (c. 740–815 AD) was an eighth-century Persian Jewish astrologer, astronomer, and mathematician...

An Irish Astronomical Tract

By Masha'Allah

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Astrological History Of Masha'Allah

By Masha'Allah, E. S. Kennedy, David Pingree

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Works Of Sahl & Masha'Allah

By Sahl Ibn Bishr, Masha'Allah, Sahl Ibn-Bišr, Sahl Ibn Bishr, Masha'Allah, Benjamin N. Dykes (Translator)

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Sahl bin Bishr (Zahel) and Masha'allah were two of the most influential medieval astrologers from the Arabic period. This essential work in medieval astrology translates 16 of their works, most for...

Persian Nativities I: Masha'allah and Abu 'Ali

By Masha Allah, Abu Ali Al Khayyat

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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.