Dating english registry marks
Most probably the mark was applied at the time of decoration when each piece would have been handled individually to apply the painted or transfer printed pattern. The well recognised ‘standard’ Doulton mark or backstamp is that including the ‘lion, crown and roundel’ introduced in 1901 and used in various forms to the 1990s.
The mark was varied from time to time and the table below includes the major marks that appear on tableware manufactured at the Doulton (Burslem) factory (Series Ware and the Lambeth Stonewares often have special marks).In recent times the words Etruria and Barlaston and the name of the pattern have in many cases been printed in addition to the trade mark.From 1780, ornamental Jasper, Black Basalt, cane, terra cotta and Queens Ware are always marked with this stamp. Letters and numbers in the four corners specify the exact date of registration.The system was sufficiently successful that its use continued throughout the majolica period and beyond. By observing certain characteristic glazes, by an occasional marked piece to reference, and by publications current and contemporary, notably advertising and exhibition reports.