Christopher M. S. Johns Books

Antonia Canova and the politics of patronage in revolutionary and Napoleonic Europe

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The sculptor Antonio Canova was the most celebrated artist of a perilously protean and fractious era. In revolutionary and Napoleonic Europe, while other artists bent to the will of the political p...

China And The Church: Chinoiserie In Global Context

By Christopher M. S. Johns

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"This groundbreaking study examines decorative Chinese works of art and visual culture, known as chinoiserie, in the context of church and state politics, with a particular focus on the Catholic mi...

Papal art and cultural politics

By Christopher Johns, Christopher M. S. Johns

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Visual Culture of Catholic Enlightenment

By Christopher M. S. Johns

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"Investigates the response of the Roman Catholic Church to European Enlightenment critiques of revealed religion and clerical governance through the lens of its art, architecture, urbanism, and mat...

Antonio Canova and the Politics of Patronage in Revolutionary and Napoleonic Europe

By Christopher M. S. Johns

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Intimate Interiors

By Christopher M. S. Johns, Tara Zanardi

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Intimate Interiors

By Christopher M. S. Johns, Tara Zanardi

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Benedict Xiv And The Enlightenment: Art, Science, And Spirituality

By Christopher M. S. Johns, Philip Gavitt, Christopher Johns, Rebecca Messbarger

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"Pope Benedict XIV Lambertini (r. 1740 58) was one of the driving forces behind the Italian Enlightenment of the eighteenth century. His campaign to reconcile faith and empirical science, re-launch...

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.