I found this in a 1907 issue of the German satirical paper Simplicissimus. It's about a horse that drinks gasoline and, well, things go downhill from there.
My German is far from good, so please excuse the bad translation.
or How it went when a horse cab got drunk on an automobile's gasoline."
You can find the paper right here for some more auto-themed satire, or whatever it is you call this.