It has the impressed marks to the rear of the tray "J D & S, EP, the heralds trumpet, Y3044".
Art Deco Silver Plate Salver Tray, Drinks Tray by J.B. Chatterley & Sons – EPNS
Silver Plate Salver Tray by J.B. Chatterley – C. 1950 – Reading University Crest
Antique Silver Plate Salver Tray by James Deakin & Sons – C. 1920 – 14inch Diam
Vintage Silver Plate Drinks Tray Salver, Cavalier England
Large Silver Plated Salver/ Tray EPNS 31cm Vintage Marlbrough
Vintage WA Rogers Silver Plate Serving Tray Plate 12 inch
