Dating gorham silver plate marks
It can be purchased directly from there or from any major book seller.
You don’t need to memorise these marks because they are in Bradburys book of hallmarks.
There are so many different hallmarks found on British silver that to know all of them would be impossible.
Fortunately, with the use of a single reference book, it is possible for even a complete novice to decipher the vast majority.
Look for a matching date letter with or without the duty mark as needed.
Whilst looking for the date letter, you need to bear in mind that the font, it’s capitalisation and the shape of the background, known as the shield, are varied in each cycle of letters.
The prime purpose of these marks is to show that the metal of the item upon which they are stamped is of a certain level of purity.
The metal is tested and marked at special offices, regulated by the government, known as assay offices.
The King's head duty mark was first struck in 1784.
If you can find one of these marks, then you know that the item is British silver and you can move onto stage 2.
Note that dublin is unique in using the same mark for the town mark and the standard mark. However, the crowned harp is often seen with another mark called the Hibernia which is similar to the Brittania Silver Mark of a seated lady.
Although there are many books on the market which can be used to help read hallmarks, the standard book of reference, used by dealers and collectors world wide is Bradbury's Book of Hallmarks.
This pocket sized reference contains all of the marks that one is likely to encounter on a regular basis.