Columbia subject headings:
Constitutions--Germany--States.
Constitutions--Germany.
Constitutions.
Harvard subject headings:
Constitutional law--Germany
Constitutional law--Germany--States.
Constitutions--Germany
Constitutions--Germany--States.
Constitutions.
Germany. Verfassung (1871)
Princeton subject headings:
Constitutional law--Germany.
Constitutions, State--Germany.
Constitutions--Germany.