The 18th Street Station (#4,5,6) was killed off in 1948 when the 14th St. platform was lengthened, making it redundant. Here are a couple of pictures from the now-abandoned, decrepit platform:
The old “18” plaque is barely visible behind graffiti vandals’ defacement.
Underside of a staircase that once led to Park Avenue South and East 18th Street. Note that the detailed work done on one of the original pillars is still there.
See Joe Brennan’s Abandoned Stations Page for details on 18th Street and other abandoned stations. Better photos can be seen at Untapped Cities.
1/15/99; updated 6/25/16