Antique Platter ironstone retailer J Meir & Son Baltic Shape circa 1855 farm house serving

This is a antique ironstone platter by J Meir & Sons in the Baltic Shape. It measures 18" x 14" and weighs 6 lbs. Has the diamond mark which up research dates this platter to October 25th, 1855 (Pre civil war). Perfect for Thanksgiving! Great early ironstone retailer. Please don't hesitate to ask questions.

Happy collecting!