Bar Cars

August 20, 2010, 5am PDT
More capacity for the same cost is the case with double-decker commuter cars -- if they can fit into tunnels, that is. Bi-level train were once more common in the commuter trains serving NYC. However, these cars can have their own disadvantages.
The New York Times - N.Y/Region
August 14, 2010, 7am PDT
As reported earlier this year on Planetizen, the bar cars on Metro-North Railroad's Connecticut trains: train cars were hitting retirement age, and it looked like no replacements were coming for the pubs on wheels. But wait- there's hope yet!
The Wall St. Journal