Security Engineering Co.; Office, O'Rourke Construction Co., General Contractor, #5414-L, 1955

Security Engineering Co.; Office, O'Rourke Construction Co., General Contractor, #5414-L, 1955, Box: NEL063, Folder: 15. Donald S. Nelson collection, NEL. Alexander Architectural Archives. https://archives.lib.utexas.edu/repositories/2/archival_objects/65606 Accessed September 26, 2026.