Columbia subject headings:
Soldiers--Spain--Biography.
Spain--History--Civil War, 1936-1939--Personal narratives, American.
Spain. Ejército Popular de la República. Brigada Internacional, XV--Biography.
Tisa, John.
Harvard subject headings:
Soldiers--Spain--Biography
Spain--History--Civil War, 1936-1939--Personal narratives, American.
Spain. Ejército Popular de la República. Brigada Internacional, XV--Biography.
Tisa, John.
Princeton subject headings:
Soldiers--Spain--Biography.
Spain--History--Civil War, 1936-1939--Personal narratives, American.
Spain. Ejército. Brigada Internacional, XV--Biography.
Tisa, John.