I.D. Amber Sugar & Creamer + Tray Set ?

[anthology-of-treasures]

Trying to I.D. the manufacturer and pattern for this amber sugar, creamer and tray for my mother who collects them.

Could not find on eBay, Bing or Google image search, or in her reference books.

[janetpjohn_la]

Priscilla Amber by Fostoria.
Janet