Stunning monumental 50 piece concrete bookcase by Willy Guhl. Made up of 4 different sized hand-made concrete cubes. Completely modular and able to be arranged in a multitude of ways. Original concrete color. Varying degrees of patina and moss throughout. Great bookcase or standalone sculpture. Shown above as a perfect room divider as well. Great vintage condition. Can be used indoors or outside. Dimensions vary depending on arrangement. Impressive presence in person. Massive scale. Sold as a set of 50 pieces.