Hello all, there are repeated questions about the meaning of marks on German silverplated cutlery. Some may find a lengthier explanation helpful. This refers to Germany only.Bahner has kindly allowed the text of the following two posts to be expanded into an illustrated essay. The resulting article can be found at:
Numerical Marks on European Silverplate
The production of silverplated cutlery on an industrial level began in Germany in the middle of the 19th century. Two factors limited the output: 1) acesss to electrical power was very limited back then. 2) electric current back then was weak compared to what we have today.
After some experimenting engineers achieved the best results if the used a small bath, put one dozen table spoons and one dozen table forks in it, used 90 Gramm of fine silver and then plated the pieces until the silver anodes were dissolved and the silver had firmly settled on the cutlery. This took many hours and in the beginning made the finished pieces quite expensive. The engineers found out, that a little more than half of the 90 Gramms used was spread on the 12 spoons (as they have a bigger surface than the forks), a little less than half was spread on the 12 forks. To use a larger bath would have lead to a much much longer plating process, which would have made this even more expensive. To use more than the 12 plus 12 pieces in a bath would lead to this: the pieces closest to the silver anodes would get a much thicker plating, the pieces far from the anodes would get a very thin plating. So the thickness of the silver layer would differ considerably.
Using 12 plus 12 pieces as described above and 90 Gramms of fine silver became a standard in Germany. To document this, the “90” was punched on the pieces. If companies wanted to produce cheaper cutlery, they used less silver, 60 Gramms, 40 Gramms or even 20 Gramms, which made the plating very thin. Some used more, 100 or 150 Gramms. Pieces were punched accordingly “60”, “40”, “20”, “100” etc.
The plating process was adapted for the other pieces of cutlery like knife-handles, smaller spoons, serving pieces etc. so that the silver layer on them was as thick as on the table spoons and table forks. As the same standard process was used, they all were stamped with the “90”. New techniques made it possible to plate more pieces in bigger baths in shorter time, using much bigger silver anodes. But the thickness of the plating remained the same , so the marks remained the same, too.
When plated cutlery became more and more affordable and more and more customers bought it, they began to ask how much pure silver their cutlery actually “contained”. Producers realized that they could use the answer as an argument to promote sales. So they started punching a further mark, which roughly gave the actual weight of the silver in Gramms on the pieces. Unfortunately they used two different systems. 1) For pieces that usually come in a dozen (table- forks /-spoons / -knives, coffeespoons etc.) they punched the weight of silver used for plating a dozen pieces. So on tableforks and tablespoons they punched a “45”, on smaller pieces they punched a lower figure (e.g. “35”), as less silver was needed to give them the same thickness of plating. 2) For pieces that usually come single or in pairs (serving pieces) they punched the weight of silver on a single piece.
Examples:
If You have a table spoon marked “90” and “45” it means: the standard process as described above was used, on one spoon roughly 1/12 of 45 Gramms (ca. 3,75 Gramms) of fine silver were spread.
If You have a sugar tong marked “90” and ”2” it means: again the standard process was used, 2 Gramms of fine silver were spread on the piece.
If You have a pair of salad servers, each piece marked “90” and “4” it means: again the standard process was used, on each piece 4 Gramms of fine silver were spread.
Best wishes, Bahner
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