Columbia subject headings:
Carrand, Louis, 1827-1888--Art collections.
Military art and science--History--Medieval, 500-1500.
Ressman, Costantino--Art collections.
Weapons--History.
Harvard subject headings:
Carrand, Louis, -1888--Art collections.
Military art and science--History--Medieval, 500-1500
Ressman, Costantino--Art collections.
Weapons--History
Princeton subject headings:
Armor--Italy--Florence--Catalogs.
Carrand, Luigi--Art collections--Catalogs.
Ressman, Costantino--Art collections--Catalogs.