The Big Four. Agatha Christie

      Published by HarperCollinsPublishers Ltd

      1 London Bridge Street

      London SE1 9GF

       www.harpercollins.co.uk

      First published in Great Britain by

      Collins 1927

      Agatha Christie® Poirot® The Big Four™

      Copyright © 1927 Agatha Christie Limited. All rights reserved.

       www.agathachristie.com

      Cover design © HarperCollinsPublishers Ltd 2016

      Title lettering by Ghost Design

      Cover layout design © HarperColl‌insPublishers Ltd 2016. Title lettering by Ghost Design. Cover photograph © Andrew Proudlove/Arcangel Images

      Agatha Christie asserts the moral right to be identified as the author of this work.

      A catalogue copy of this book is available from the British Library.

      This novel is entirely a work of fiction. The names, characters and incidents portrayed in it are the work of the author’s imagination. Any resemblance to actual persons, living or dead, events or localities is entirely coincidental.

      All rights reserved under International and Pan-American Copyright Conventions. By payment of the required fees, you have been granted the non-exclusive, non-transferable right to access and read the text of this e-book on screen. No part of this text may be reproduced, transmitted, down-loaded, decompiled, reverse engineered, or stored in or introduced into any information storage and retrieval system, in any form or by any means, whether electronic or mechanical, now known or hereinafter invented, without the express written permission of HarperCollins.

      Source ISBN: 9780008164904

      Ebook Edition © September 2016 ISBN: 9780007422166

      Version: 2019-01-03