Columbia subject headings:
Nightingale, Florence, 1820-1910.
Nurses--England--Correspondence.
Nurses--Sweden--Correspondence.
Rappe, Emmy Carolina, 1835-1896.
Harvard subject headings:
Nightingale, Florence, 1820-1910
Nurses--England--Correspondence.
Nurses--Sweden--Correspondence.
Rappe, Emmy Carolina, 1835-1896
Princeton subject headings:
Nightingale, Florence, 1820-1910.
Nurses--England--Correspondence.
Nurses--Sweden--Correspondence.
Rappe, Emmy Carolina, 1835-1896.