Mother Brunner to Sister Mary Ephrem – Mother Brunner was the Foundress of the Sisters of the Precious Blood. She Appeared to Sister Mary Ephrem on June 26, 1958 saying: “You are their crown. In you they will be glorified.” (referring to the first sisters of the Precious Blood)
For full story:
https://bookofheaven.com/our-lady-of-america/our-lady-of-america-booklet/
This and more in the pdf: