Some years ago, I described the creation of a stand-in version of a Southern Pacific postal-storage car, in two blog posts. The concluding one is here: https://modelingthesp.blogspot.com/2014/08/modeling-sp-head-end-cars-part-7b.html .

Some years ago, I described the creation of a stand-in version of a Southern Pacific postal-storage car, in two blog posts. The concluding one is here: https://modelingthesp.blogspot.com/2014/08/modeling-sp-head-end-cars-part-7b.html .