Roger S. Wieck Books

Die Fibel der Claude de France

By Roger S. Wieck

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The hours of Henry VIII

By Roger S Wieck, Jean Bourdichon, K. Michelle Hearne, William M. Voelkle

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"A product for the royal court of France, the "Hours of Henry VIII," created around 1500 by Jean Poyet, is one of the most splendid Books of Hours to come down to us from this period. This illustra...

The Hours of Henry VIII

By Michelle Hearne, Roger S. Wieck, William M. Voelkle

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Time Sanctified

By Roger S. Wieck

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Time sanctified

By Roger S. Wieck

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Time Sanctified the Book of Hours in Medieval Art and Life

By Roger S. Wieck

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Painted prayers

By Roger S. Wieck

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In Painted Prayers, the two key elements of Books of Hours are explored: the glorious illuminations and the texts. 107 color plates reproduce stellar pages from Books of Hours that range from the t...

Painted prayers

By Roger S. Wieck

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Book of Hours in Late Mediaeval Art and Life

By John Plummer, Roger S. Wieck, Virginia Reinberg, Lawrence R. Poos

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The Master s Hand

By Roger S. Wieck, Christine Nelson, Cara Durour Denison, Rigbie J. Turner, Robert Parks, William M. Griswold, William M. Boelkle, Stephanie Wiles

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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.