The incised signature and date on the bottom tell me that it was made by the very talented "Flo" in 1972:
At the same store, I found this great vintage recipe folio, below.
The packet included a few I did not already have.
They are SO cute!
I found a nice little orange lotus bowl in good shape. I have a hard time finding them with no chips:
And a very small cream pitcher, which had to have been part of a set:
It sold within days of my having taken it into the shop....
Maybe the person who bought it is using it this holiday weekend for a picnic?
I like to think so.