Columbia subject headings:
Architects--Austria--Biography.
Hardtmuth, Joseph, 1758-1816.
Inventors--Austria--Biography.
Neoclassicism (Architecture)--Europe, Central.
Harvard subject headings:
Architects--Austria--Biography.
Hardtmuth, Joseph, 1758-1816
Inventors--Austria--Biography.
Neoclassicism (Architecture)--Europe, Central.
Princeton subject headings:
Hardtmuth, Joseph, 1758-1816.