Nicholas Penny Books

Associated with Venice and the Veneto of the second half of the 16th century, Sansovino frames are characterised by carved overlapping scrolls, garlands of fruit, masks, broken pediments, and somet...

Titian National Gallery London Publications

By Jennifer Fletcher, Nicholas Penny, Caroline Campbell, Charles Hope, Miguel Falomir, David Jaffe, Jill Dunkerton, Amanda Bradley

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National Gallery Catalogues The Sixteenth Century Italian Paintings Volume 1

By Nicholas Penny, National Gallery Great Britain

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National Gallery Catalogues The Sixteenth Century Italian Paintings Volume II

By Nicholas Penny

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Frames

By Nicholas Penny

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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.