Columbia subject headings:
Publishers and publishing--Germany--History.
Springer family.
Springer, Julius, 1817-1877.
Springer-Verlag--History.
Harvard subject headings:
Publishers and publishing--Germany--History.
Springer-Verlag--History.
Princeton subject headings:
Publishers and publishing--Germany--History--19th century.
Publishers and publishing--Germany--History--20th century.
Springer-Verlag--History.