hello ,i got a dutch silver ,but i have some questions , the maker mark like Zaanlandse Zilversmederijen n.v./b.v., Haarlem & Amsterdam mark used 1920/1990 .and the date mark is D ,it very like 1913 ,but 1938 is the D(italics ) ,too.i am confused ,please help me ,thanks.[url][URL=http://s1193.ph...