That was my choice too. But it would have to be the M66, as stainless is much easier to maintain.
I've read that story dozens of times. Skeeter was hoping Dobe would pick one of his favorite revolvers. Everyone was shocked when he said "If I could only have one, it would have to be a..........."
I ain't gonna give it away. You should read the story. It's in "Good friends, good guns and good whiskey" and "I remember Skeeter".
Jim