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These marks are only on the bottom of the base, there are no marks on the lid

Dear Qrt.S,
Thank you very much for taking an effert to check it up in your library.
I also feel it could be Lithuania from that time but it would be great to be sure about it :)
All the best,
Lukasz

apparently there is a literature but I didn't have a chance to get it in my hands:

Silberschätze aus Südamerika, Munich 1981, no. 57 ff.

Just to let you know that I had it attributed to Alto Peru.

Hello, I have a problem in identyfying a silvermark on a late 18th century sugar bowl: https://grabekwlublinie.artsaas.pl/crm/saas/grabekwlublinie/images/a382311c-82bb-8c53-e7f0-5bf6a8c446a5/d4ba45bb-d862-9a22-b20e-5c5d6aff9836/original.jpg It bears a 12 loth mark and 'UBK' mark in cyryllic: https:/...

Is this mark familiar to anyone? My gut feeling tells me that it comes from Italy or Spain or even the New World but I may be wrong. It is much bigger than holly water fountains from Germany, it measures 32.00 x 19.80 x 5.80 cm and weights 361 gramms. I will be very grateful for help. https://grabek...

Dear Blackstone,
Thank you so much! I knew my intuitions are not precise and now I know why - I never saw a piece of a Swiss silver mark before :)

Once again many thanks!

Best regards,
Łukasz

Dear Forum Users, I have a problem with identification of these marks. I bought it without seeing the marks as an 'English tea pot' but it seems to me that the lion's head doesn't make it made in London. I can not work out the mark on the left. Letters R and F under crown make me think of the Nether...