Columbia subject headings:
Apartment houses--Austria--Vienna--Designs and plans.
Architecture, Domestic--Austria--Vienna--Designs and plans.
City blocks--Austria--Vienna--Designs and plans.
City planning--Austria--Vienna--Designs and plans.
Dwellings--Austria--Vienna--Designs and plans.
Vienna (Austria)--Buildings, structures, etc.
Harvard subject headings:
Apartment houses--Austria--Vienna--Designs and plans.
Architecture, Domestic--Austria--Vienna--Designs and plans.
City blocks--Austria--Vienna--Designs and plans.
City planning--Austria--Vienna--Designs and plans.
Dwellings--Austria--Vienna--Designs and plans.
Vienna (Austria)--Buildings, structures, etc.
Princeton subject headings:
Apartment houses--Austria--Vienna.
City blocks--Designs and plans..
City planning--Austria--Vienna.
Space (Architecture)