The big red press is in Cellar 2.
"Royalty" refers to the sign of Prince Charles visiting Sterling.
The wooden tanks are in Cellar 2 - look around on the far side.
The Cellar 1 beam is visible from the main tour walkway (on the right end of the room).
Two parts on the "Cellar Safety" signs will need to be combined to form 1 last letter.