Sister Marie du St. Sacrement was a nun and teacher who belonged to the Sisters of the Immaculate Conception. During the Battle of Hong Kong, she worked at La Salle Relief Hospital. She was later interned at Stanley Camp. Sister Marie du St. Sacrement was released with four other Sisters in December 1942 and arrived in Canton on 18 December.
Source
1. https://www.chinafamilies.net/internees/7354-bourbeau-anna/
2. http://www.hongkongwardiary.com/searchgarrison/uniformedcivilians.html#_Toc43367292
3. Sister Marie du St. Sacrement's name/signature appears under "La Salle College" (La Salle Relief Hospital) on the bottom right on the "Day Joyce Sheet" held by the Imperial War Museum.
See: https://www.iwm.org.uk/collections/item/object/30083388. An explanation of the "Day Joyce Sheet" is given at: https://gwulo.com/media/46458