Sir Humphrey
Midfield
I see that it has been answered but yes its a reel to reel film projector which could be used for cinefilm (the thing that recorded moving images before video cameras!) this is a domestic version to what cinemas would use back in the day!
Aye I can see it now - I was just thrown by it not having film in it. I'm going to sound a bit like Blep here but I'm 37 and have seen those things thousands of times