As you already know, one does have a minor soft spot for '13'....am also a fan of Charles Nungesser, think that I've got a couple of his machines in the stash, so I thought....what is there out there, when it comes to personalized markings....
Kurt Monnington's paint scheme (4th pic down, first post) was considered by many of that time, to be macabre.
The upper colors were a dark green that faded to a gray in that jagged pattern.