Columbia subject headings:
Holocaust, Jewish (1939-1945)
Jewish youth--Europe--Correspondence.
Jews--Europe--Correspondence.
World Hashomer Hatzair--History.
World War, 1939-1945--Jewish resistance--Europe--History.
Zionists--Europe--Correspondence.
Zionists--Europe--History--20th century.
Zionists--Switzerland--Correspondence.
Harvard subject headings:
Holocaust, Jewish (1939-1945)
Shomer ha-tsaʻir (Organization : Switzerland)
Zionist youth movements--Europe--History--20th century.
Zionists--Europe--Correspondence.
Zionists--Switzerland--Correspondence.
Princeton subject headings:
Hashomer Hatzair in Galicia (Organization)--History.
Holocaust, Jewish (1939-1945)--History.
Shomer ha-tsaʻir (Organization : Israel)--History--20th century.
World War, 1939-1945--Jewish resistance--Belgium--History.
World War, 1939-1945--Jewish resistance--Czechoslovakia--History.
World War, 1939-1945--Jewish resistance--Europe--History.
World War, 1939-1945--Jewish resistance--France--History.
World War, 1939-1945--Jewish resistance--Hungary--History.
World War, 1939-1945--Jewish resistance--Switzerland--History.