Colm Lennon Books

Confraternities and sodalities in Ireland

By Colm Lennon

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Dublin 1610 1756

By Colm Lennon, H. B. Clarke, Anngret Simms, J. H. Andrews, Raymond Gillespie

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Dublin 1610 to 1756

By Colm Lennon, Anngret Simms, Sarah Gearty, Linda Doran

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John Rocque s Dublin

By Colm Lennon

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Considers the map at the level of individual streets and buildings, revealing particular elements of Rocque's artistic cartography and aspects of Dublin's history.

Rathmines

By Seamus O Maitiu

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Sixteenth-Century Ireland: The Incomplete Conquest

By Colm Lennon

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The Dublin city franchise roll, 1468-1512

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Luxury and austerity

By Irish Conference Of Historians 23rd 1997 St. Patrick S College

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xiii, 242 p. : 25 cm

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.