Columbia subject headings:
Harvard subject headings:
Japan--History--16th century--Sources.
Japan--History--17th century--Sources.
Nagano-ken (Japan)--History--Sources.
Sanada family.
Princeton subject headings:
Japan--History--16th century--Sources.
Japan--History--17th century--Sources.
Nagano-ken (Japan)--History--Sources.
Sanada family.