Dating Dudson items seems problematic, as all but a select few earthen wares appear to have been marked prior to 1860.
Impressed marks began with James Dudson or just Dudson, and over the decades, combined The initial J and the addition of England in 1891 Hanley ca. Printed medallion marks for Dudson appeared on or about 1936.
Each letter was impressed separately and and the mark is uneven and often in curved shape. These marks were used through 1769.1775 Jasper perfected and introduced 1777 Jasper dip introduced 1780 Death of Thomas Bentley and the end of the Bentley and Wedgwood partnership 1805 underglaze blue printing introduced 1806 Lustre introduced 1812 First printed mark 1827-41 Francis Wedgwood in partnership with Josiah II and Josiah III 1860 Majolica introduced.
Three letter impressed mark (dating code) introduced for earthenwares 1875-85 Turquoise jasper introduced 1891 'England' mark introduced 1895 Incorporation of firm as Josiah Wedgwood and Sons Ltd.
The term 'jasper' came from the Greek word 'iaspis' which itself has oriental origins and is linked to the Hebrew word 'yaspeh' which stands for an opaque range of quartz which is ordinarily coloured red, yellow or brown.
Dudson manufactured jasperware down through the 1960s. Here are the pitcher and cheese dish or cheese dome the collector purchased.
The AEAA is extremely proud to showcase this gorgeous 1850s James Dudson (please see the history below) Jasperware milk pitcher, finished in the rare & prime collectible light cream Terracotta finish.
These include Adams, Copeland, Castleton and Dudson. But I recently had 2 pieces of Dudson jasperware that I sold to a Dudson collector.
She has been collecting for 25 years and we had a great phone discussion about jasperware, Dudson and England.