I started with the famous way car (caboose in modern terminology):

The truck is of special interest:

Here's what the truck and suspension look like before painting:


And then the exceedingly famous Tiffany patent reefer:


There's been a very long and very intense discussion of the colors of the way car and Tiffany patent reefer because no records have been found. They're either a white or a pale yellow. I went with white.

And then a box car:


The cars run on swing beam trucks: