Columbia subject headings:
Constitutional history--Switzerland--Zurich (Canton)
Staatsarchiv des Kantons Zürich.
Zurich (Switzerland : Canton)--History.
Harvard subject headings:
Constitutional history--Switzerland--Zurich (Canton)
Staatsarchiv des Kantons Zürich.
Zurich (Switzerland : Canton)--History.
Princeton subject headings:
Zurich (Switzerland : Canton)--History.
Zurich (Switzerland : Canton)--Politics and government.