Columbia subject headings:
Harvard subject headings:
Banco di San Giorgio (Genoa, Italy)
Colombo family.
Columbus, Christopher
Columbus, Christopher--Autographs.
Columbus, Christopher--Birthplace.
Columbus, Christopher--Correspondence--Forgeries.
Columbus, Christopher--Letters--Forgeries.
Princeton subject headings:
Banco di San Giorgio (Genoa, Italy)
Colombo family.
Columbus, Christopher--Autographs.
Columbus, Christopher--Birthplace.
Columbus, Christopher--Letters--Forgeries.
Columbus, Christopher.