Depending on which work you own, and the number of prints he made of that particular image, the value may vary. One can get an estimate by checking local and international sales by auction houses to get an rough estimate. Your best option would be to make an appointment with an reputable, local auction house or appraiser as the item will need in person inspection to verify authenticity and condition.
The M.C. Escher Company B.V.
PO Box 101, 3740 AC, Baarn
The Netherlands
+ 31 (0)35 541 80 41
info@mcescher.com
Chamber of Commerce NL: 32099953
VAT: NL8126.63.251B01
The ecommerce section of this website is operated by Artefatto S.a.s., Italy, which acts as seller of record for all online transactions.
All Rights Reserved. No part of this website and or works by M.C. Escher may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording, or any information storage and retrieval system, without prior permission in writing by The M.C. Escher Company B.V.