The "Crown" and the "Castle" are two of many mint marks types indicating where the item was made or minted. The Mint Marks are many and varied. There are at least three different "Castle" mint marks and two different "Crown" mint marks. Other mint mint marks include crosses, stars, flowers, moons, keys, animals, etc. all of which have many variations, and these are only the British marks.
Sheffield
The crown is the maker's mark or hallmark identifying the company that made the product; the number 3220 is probably the pattern number. If this is silver tableware of some sort, you are probably describing a silver plated item, perhaps from FB Rogers.
Wat does 838 mean on silver
The mark for sterling silver is 925 which indicates 92.5% silver content.
it was a company named fifth ave.
It is a hallmark of the company.
Sears Roebuck silver
Crown with a cross on top on the left side of the crown 18 and on the right side 83
it means it is true or pure
silverplate!
what
The crown is the assay mark of Sheffield, England. It has been in use from 1773 to the present day.
.925 is the quality mark for sterling silver.