"They were still building the railroad, so we mostly travelled by horse," Doc confirms. "Running a little short on men to do the work with the war, but they got it done in the end." It was quite a sight to watch it get done, but these days it's all heavy machinery and it would only take a day what used to be able to get done in a week.

Doc would have happily explained the history of snake oil and how it all went to shits but he had a feeling that Raylan wanted to know more about Contessa than he does about snake oil. Even though Doc would much rather talk about anything or anyone other than Contessa.

"You would know her as Kate. My wife." There was no grandiose ceremony or vows exchanged or any such formalities, but spoken and unspoken promises were made, and where possible he tries to be a man of his word. "She was-... sommin'. Suppose we weren't good for each other." But they kept coming back to each other anyway. He suspects Raylan understands this.