ONE Vintage Blue-Calico Japan Cobalt blue floral with white background.   Saucer for coffee or teas.

Marked:  NS IRONSTONE … BLUE-CALICO .. DISHWASHER SAFE DETERGENT PROOF … OVEN TO TABLE … JAPAN
Nice condition
Ironstone
6.5" diam
No chips, cracks, flea bites, grazing … some surface ware on the bottom of the plates.  This is not unusual beings it was used in restaurants.  
Thank you!