Copyright

      COLLINS CRIME CLUB

      an imprint of HarperCollinsPublishers Ltd

      1 London Bridge Street

      London SE1 9GF

       www.harpercollins.co.uk

      First published in Great Britain by Geoffrey Bles 1925

      ‘The Purple Line’ first published in the Evening Standard 1950

      Copyright © Estate of John Rhode 1925, 1950

      Introduction © Tony Medawar 2018

      Cover layout design © HarperCollinsPublishers Ltd 2018

      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: 9780008268848

      Ebook Edition © June 2018 ISBN: 9780008268855

      Version: 2018-02-06