Mary Ann Ray Books

Wrapper 40 Possible City Surfaces for the Museum of Jurassic Technology

By Robert Ray, Lars Lerup, Robert Mangurian, Mary Ann Ray, David Wilson Undifferentiated, Ralph Rugoff, Mangurian Ray

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"Wrapper presents Ray and Mangurian's series of drawings inspired by the museum and the prospect of designing its facade. The architects discuss their experience of ideas represented by their firs...

Seven partly underground rooms and buildings for water, ice, and midgets

By Mary Ann Ray

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The dense-city

By Mary Ann Ray

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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.