Cumming David Books

Presents the natural environment and resources, people and culture, and business and economy of India, focusing on change and including first-hand commentary by the country's citizens.

The Ganges Delta and its people

By Cumming David

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The Nile

By Cumming David

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India

By Cumming David

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Photography

By Cumming David

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An overview, with emphasis on British and American photographers, of photography as an art discussing its history and techniques. Also examines various aspects of photography as a career.

The Ganges

By Cumming David

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An overview of the Ganges River, one of the largest waterways in the world, valued not only for trade and irrigation, but for its religious importance to Hindus.

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.