DesertGold/Moorcroft: https://www.desertgold.us/moorcroft/Moorcroft.html
ANEMONE {The William Moorcroft Anemone design used by Walter Moorcroft until 1975 when he created his newer version of Anemone} Cobalt Blue Round Lidded Bowl Approximate Dimensions: 4.25" (10.795 cm) diameter 3" (7.62 cm) high Circa: 1953-1974 (Atterbury, 1993, p. 137)