reshuffle

This is a Massive what if question, but what if the crew reshuffle had never happened? We would have to consider many things such as, Wilde not being on the ship at all, Murdoch being the chief officer, Lightoller being the 1st officer, and one that intrigues me, the original 2nd officer David...

Does anyone have information on which cabin Mr. Blair occupied? Was the cabin taken over by Mr. Lightoller when the change of Chief Officer forced a demotion in the top officers thus removing Mr. Blair from his position on board? If Mr. Blair's cabin was unoccupied, was it identified and...