"Vista Dome" short dome cars built by the Budd Company for the Chicago, Burlington & Quincy for its Zephyr passenger trains. Examples included two dome-parlor-observations built in 1947 for the "Twin Zephyrs"; six dome-buffet-lounges and six dome-sleeper-observations built in 1949 for the "California Zephyr"; two dome-coach-buffet-lounges and two dome-parlor-observations built in 1953 for the "Kansas City Zephyr"; and two dome-buffet-lounges and two dome-parlor-observations built in 1956 for the "Denver Zephyr". The "California Zephyr" cars included those built for the Denver & Rio Grande Western and the Western Pacific, which were partners with the CB&Q on the train's route between Chicago and the San Francisco Bay area.