This rubber stamp was in use c1939 and used there after. www.matchstrikergallery.pwp.blueyonder.co.uk/Lovatt.html, MASON'S Tips and Tricks for Identifying and Dating East and West German Pottery. “England” added from 1891. Trade marks owned by The Wedgwood Group. If you disable this cookie, we will not be able to save your preferences. Printed or impressed c1887 – 1900. Mark: 'Made in Japan'. To do that, place a piece of paper over the mark. Excellent site by Asiatic Pheasants including many Wedgwood marks / English language Marks from the English manufacturer Calvert & Lovatt (1895 - 1982), site by Match Striker Gallery / English language Worcester. www.duchesschina.co.uk/back_stamps.htm, EUROPEAN & AMERICAN MARKS This example also illustrates the registration number. The "Made in England" stamp began appearing on some Wedgwood china pieces in 1898. - individually selected for inclusion,