Columbia subject headings:
Brennwald, Caspar, 1838-1899--Diaries.
Japan--Foreign relations--1600-1868.
Japan--Foreign relations--Switzerland.
Japan--History--Restoration, 1853-1870.
Switzerland--Foreign relations--Japan.
Harvard subject headings:
Japan--Foreign relations--1600-1868.
Japan--History--Restoration, 1853-1870.
Japan--Relations--Switzerland.
Switzerland--Relations--Japan.
Princeton subject headings:
Japan--Foreign relations--1600-1868.
Japan--History--Restoration, 1853-1870.
Japan--Relations--Switzerland.
Switzerland--Relations--Japan.