Published by the Essex Field Club © ESSEX FIELD CLUB 2004 c/o School of Health & Biosciences University of East London Romford Road. Stratford London E15 4LZ www.essexfieldclub.org.uk Photographs © M.W. Hanson All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any Tonn or by any means, electronic, mechanical, photocopying, recording or otherwise, without the permission of the Essex Field Club. ISBN 0-905637-17-8 Edited and desk-top publishing by P.R. Harvey Printed by Jenner (City Print), Tiptree