Submitted by Slambo on Sun, 10/26/2014 - 20:21
Anyone who has spent time browsing around this site knows that I am also a philatelist (*ahem*, a stamp collector). Earlier today I was at Tosapex, an annual stamp show held in West Allis, Wisconsin. Compared to the model train shows I attend, this show was exceptionally small and quiet, but there was plenty of railroadiana available there, especially in the form of RPO covers and stamps that depict railroad subjects.
I was at this show to find more material for my March 4 collection (which I've blogged about separately), but while I was poking through one box of post cards, I found this one...

The other side of the card looks like this:
