Robert Cumming Books

My Dear BB . . .: The Letters of Bernard Berenson and Kenneth Clark, 1925-1959

By Bernard Berenson

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Art

By Robert Cumming

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"When you visit an art exhibition, do you spend a lot of time deciphering the wall labels? When you go to a museum, are there some galleries you simply avoid, because the art on display is 'all Gre...

The Colour Eye

By Robert Cumming

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Just look-

By Robert Cumming

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Just Look . . . A Book about Paintings

By Robert Cumming

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Christie s Guide to Collecting

By Robert Cumming

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Just imagine

By Robert Cumming

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Explores the subject matter of paintings and shows how artists convey emotions and sensations by examining more than fifty works by various artists.

Annotated art

By Robert Cumming

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Great artists

By Robert Cumming

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Annotated Art

By Robert Cumming

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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.