I would if I could. Those were my trains when I was growing up in Brooklyn. Great connections to anywhere in the "city" and interesting stations especially 62nd St. where the Sea Beach was running in an open pit and the West End on the El

I remember standing on the stairway in the hallway waiting for the sign to light up and buzz, announcing which train was coming in, and then running like mad to catch it

Didn't need to remember the constantly changing letters. Those were the days.