The San Joaquin did have a business/custom class in the late 90's - early 2000's using superliner 1cars that were on the San Diegan as business class when it had Calcars. Came with the set when they move north. They lasted a very short time, and were in front of the café car. When my wife and I...
My wife and I are flying into BWI then taking the train toWashington DC Union Station, but undecided which service to ride Amtrak or MARCwe will have a number of pieces of luggage.
Ron