I moved to Manhattan in the fall of 1988, but having made perhaps a half dozen trips to NYC between 1979 and the year I became a resident, I sure do remember when the subway looked like this. Ah, sweet nostalgia. You can almost smell the urine.
This video, shot by Danish tourist “Railroad Pacific,” is ten minutes long, but you can fast forward and get the full effect. If the embedded link above goes wonky – as embedded links tend to do – you can find the video on YouTube at This Link. Thanks to The Awl for the tip!