The 4th edition of the Glyn Peter Machin product book is published by Glyn Peter Machin. Copyright © Glyn Peter Machin 2011. All rights reserved.The entire contents are protected globally by copyright and intellectual property laws. No part of this publication may be reproduced, copied or transmitted in any form or by any means without the prior written permission of the publisher nor be otherwise circulated in any other format. Selected designs are further protected by global patents with others patent pending.Please respect that many creative professionals have contributed years of their valuable time and effort on behalf of Glyn Peter Machin to create the contents of this publication. As such any kind of plagiarism of any aspects of our work will be considered as unethical and a breach of our legal rights to protect our work.