The Roosevelt Building a Los Angeles Historic-Cultural Monument & a National Register of Historic Places is a colossal Renaissance Revival building, known as the largest office building in Southern California when it opened in the 1920's. In 2008, the Roosevelt underwent conversion to 222 residential units, restoring the original entry lobby with its spectacular mosaic marble floors.
https://www.laconservancy.org/locations/roosevelt-building 727 W 7th Street, Los Angeles, CA 90017