Columbia subject headings:
Photography--Scientific applications--History.
Photography--Scientific applications--Italy--Florence--History.
Roster, Giorgio, 1843-1927.
Harvard subject headings:
Photography--Scientific applications--History.
Photography--Scientific applications--Italy--Florence--History.
Roster, Giorgio, 1843-1927
Princeton subject headings:
Photography--Scientific applications--History.
Photography--Scientific applications--Italy--Florence--History.
Roster, Giorgio, 1843-1927.