DoB? This is the variant of the game for the visually impaired. Give them a date and they guess the famous person?
By the look of the pic Hes around 1920 there and he looks about 60 so I think, 1860 May 5th. Every little helps.
Don't have a clue, you said born in Scotland and to do with railways. Hence flying scotsman. I just googled, got him now but cheated so won't answer.
If he made it safely out of Scotland so as avoid wee Jimmy Krankie, as many do, surely he’d be the Fleeing Scotsman?