This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant mark

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "pub

Collins provides a thorough history of the new nineteenth century material and goes on to examine the theories on its architectural expression, focussing on det