I found this postcard titled
"Los Angeles Glittering at Dusk" on eBay last night. We've seen similar views dating back to the opening of City Hall, but I don't recall seeing it at night.
eBay
The picture above gives us a good look at the elevated section of Grand Avenue (don't forget to scroll right). The sides have now been filled in with many buildings, and it's easy to
forget that there's a roadway underneath. The 1982 image below gives a good view along the barrier before construction of California Plaza and the Museum of Contemporary Art.
USC Digital Library