Thanks to a post on Facebook I was able to identify which shape this pattern was made in and it's a 781 cup and 805 saucer, so it's the Coupe Shape. White is just a clear glaze over the white clay.
This pattern was made consistently from the 1960's through to the 1980's.
![Plain White d012 Plain_10](https://i.servimg.com/u/f49/12/53/23/96/plain_10.jpg)
» Northland Pottery identification
» Topaz Tableware by Crown Lynn
» Like Topaz and Like Vintage made in Philippines
» Crown Lynn bambi lamp for gallery
» Shape 72 being used for the first time ...
» Blue glaze cup CB?
» Vintage Pat. No. 982
» Can you help with identifying this Potters Mark please?