These are the bookshelves in the prison library at alcatraz. Notice that they are above the radiator, below the steam pipe and under a window. Trifecta!
Book Conservation Services
Book Conservation Services
These are the bookshelves in the prison library at alcatraz. Notice that they are above the radiator, below the steam pipe and under a window. Trifecta!
Peachey Conservation 
And the shelves appear to be wooden!
Quadrafecta?