I have a British sterling silver vase with a Maker's Mark: J D WD It was made in SHEFFIELD 1904. Any assistance identifying J D WD is appreciated. Thank you. http://sv1.letmehost.com/img.php?file=sv1/20/126_2681A.jpg http://sv1.letmehost.com/img.php?file=sv1/20/126_2678A.jpg