Fish Server marks

[wsharek]

I recognize the Austrian mark from about 1857, but can't find what the "CS" mark (silversmith?) means.

[AG2012]

Hi,
This mark has been reliably attributed to Cyrillus Schillberger, Vienna,master since 1853. Active until 1879 (reference: museum in Prossnitz, Moravia).
Compare with this image of his mark.
Regards

[wsharek]

Thank you, AG2012