Very good heavy bookcase. This is an old bookcase. The shelves have actually been replaced. It has all the side bars to make adjustable shelves at different heights for each shelf, for taller or much shorter books. Might also be utilized for CD's and or DVD's storage. The measurements are 511/4 inches at the widest part, trim at the top, 491/2 inches across the very top, 491/2 inches tall, and the depth at the really leading is 10 inches, the depth at the trim that sticks out is 11 inches, and the base is 91/2 inches deep.