Ian Parsons Books

Oliver Twist Has Asked for More

By Ian Parsons

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The Collected Works of Isaac Rosenberg

By Ian Parsons, Isaac Rosenberg

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Feldspars and Their Reactions

By Ian Parsons, NATO Advanced Study Institute On Feldspars And Their Reactions 1993 Edinburgh Scotland

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Petrology of the Puklen syenite-alkali granite complex, Nunarssuit, South Greenland.

By Ian Parsons

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Origins of Igneous Layering

By Ian Parsons, NATO Advanced Research Workshop On Origins Of Igneous Layering 1986 Narsarssuak Greenland

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Feldspar minerals make up 60% of the crust of the Earth. They are stable in the upper mantle, and are so abundant in the crust that they form the basis of the classification of igneous rocks. At th...

Tree Miscellany

By Ian Parsons

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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.