This laptop screen is hi-res and photos tend to be tiny viewed on it.
I thought it was a red or blue Dobermann.
[and my heart sank even deeper]
Jowls are too droopy for a Dobe; not at all tight. And when you look - just too big. And merled-looking coat, more likely Dane. Not to mention I doubt there were that many Dobes around at that point, especially with mostly British and American passengers.