Can these marks possibly be Russian?
The only marks that I have found on your site that look similar to these are the 84 zolotniki and the assayer's marks athttp://www.925-1000.com/Frussia.html.
Please see the images linked below.
Thank you.
Mike
http://i49.tinypic.com/2rpy8hl.jpg
http://i45.tinypic.com/24qtnv6.jpg
http://i45.tinypic.com/21l7sjp.jpg
http://i49.tinypic.com/2z859gn.jpg
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