The answers to your question could have been found at the
N-scale Varnish User's Guide. Most of the listings are kept completely up to date (I have one I need to add a car or two to the listings).
DPN 1500 - C&NW 400 Baggage-Tap-Lounge -
NODPN 1502 - C&NW 400 Coach w/ Stewardess Room -
NODPN 1503 - C&NW 400 Parlor -
NODPN 1504 - C&NW 400 Diner -
NODPN 1506 - C&NW Northern Series 16-3-1 Sleeper -
NODPN 1510 - SP Shasta Baggage-Mail -
NODPN 1511 - SP 46-Seat News Agent Chair -
NODPN 1512 - SP 48-Seat Chair -
YES CCS6720 - CCS6722DPN 1513 - SP 38-Seat Chair -
NODPN 1515 - SP Timberlake Tavern Car -
YES CCS6750DPN 1521 - 4-4-2 Postwar Pullman -
NO Plan 4069M