THE ESSEX FIELD CLUB BULLETIN Edited by Roy Masefield Number Four — Autumn 1971 MAIN CONTENTS Published by the Essex Field Club, at the Passmore Edwards Museum, Romford Road, Stratford, E. 15. Editorial Address: Mr. W.R. Masefield, 38 Pentland Avenue, Chelmsford, Essex, CM1 4AZ. (Tel: Chelmsford 51281). Printed by Central Agency, 16 Duke Street, Chelmsford. (Tel: Chelmsford 8477/8).