Columbia subject headings:
Sellon, Priscilla Lydia, 1821-1876.
Society of the Most Holy Trinity.
Harvard subject headings:
Monasticism and religious orders for women--England--London.
Sellon, Priscilla Lydia, 1821-1876--Trials, litigation, etc.
Sellon, Priscilla Lydia.
Sisters of Mercy--Trials, litigation, etc.
Sisters of Mercy.
Princeton subject headings: