1801 Main St. – Houston TX (built 1957; architect: Kenneth Franzheim)
The rendering below by Kenneth Franzheim shows the much smaller version of the building at 1801 Main St. – it is currently the Amegy Bank Building and the original building was added on to and the facade was covered in glass (see HoustonArchitecture.com’s 1801 Main page).
Proposed office and garage building (1953) from the UH Digital Library:
http://digital.lib.uh.edu/collection/franz/item/141/show/128
Entrance Portal of the Houston Bank and Trust Company from the UH Digital Library:
http://digital.lib.uh.edu/collection/franz/item/141/show/113
1954 rendering: