The company patented the "elastic bookcases" also known as a modular bookcase or barrister's bookcase. Both the Architecture Cabinet and the Great Bookcase stood in this room. In the 2005 "bookcase" edition, playing pieces are once again wooden cubes. Pang helps Jennifer build a bookcase and decorate her room. Later the doors were removed, and the evolution of the bookcase proceeded. Katherine takes the doll and puts it on top of a bookcase. Meanwhile, Carrie explores Saul's bookcase filled with red leather books. Giles is taken while Xander is injured and Willow is knocked unconscious under a bookcase. Jane finds a set of negatives hidden behind the bookcase. Leonard grabs onto a nearby bookcase, which collapses on top of him. They find him attempting to move a large bookcase. The entrance was via a bookcase which led to a secret elevator. The series later became part of the Avalon Hill Bookcase games. The Great Bookcase collapsed in 1878 and required complete restoration. Renfield follows him using a hidden passage behind a bookcase.