None of the items were available for separate sale. There are also four additional passenger cars available that match the two in this set. 6-16087 Baggage, 6-16088 "Licking River", 6-16089 "Rippling Stream" Dining Car, and 6-16090 "Babbling Brook" Observation Car.
These four cars are listed separately. The photos showing the individual boxes out of the master carton or the cars out of the boxes are stock photos.
The Poultry Dispatch car may seem whimsical but the post World War II era, live chickens were transported by railcar and a carman had to ride with them. This item is in the category "Toys & Hobbies\Model Railroads & Trains\Railroads & Trains\Passenger Cars". The seller is "moishe" and is located in this country: US.