The Gothamist has a great post recently on Charles W. Cushman's photos of New York in the 1940s. One of the photos, of McSorley's Old Ale House, primarily got my attention because of how much hasn't changed.
McSorley's is the oldest continuously running bar in New York City and was the last bar in the city to allow access to women (after a Supreme Court case in 1970.) Prior to the Supreme Court ruling, the motto for the bar was 'Good Ale, Raw Onions and No Ladies.' And even Abe Lincoln is said to have drank there.
Here is McSorley's today: