Columbia subject headings:
Hill, David Octavius, 1802-1870.
Photography, Artistic.
Photography--History.
Harvard subject headings:
Hill, David Octavius, 1802-1870
Photographers--Scotland--Biography.
Photography, Artistic
Photography--History
Princeton subject headings:
Hill, David Octavius, 1802-1870.
Photography, Artistic.
Photography--History.