Cube (The Grapes of Wrath), 2017;
Gray peperino, The Grapes of Wrath di John Steinbeck;
Cube (Ulysses), 2017;
Stone, Ulysses by James Joyce;
Cube (Voyage au Bout de la Nuit), 2017;
White marble, Voyage au Bout de la Nuit by Louis Ferdinand Celine;
Cube (Un amore), 2018;
Onyx, Un amore by Dino Buzzati;
The longest side of a book in its original language defines the dimensions of a marble cube.
Afterwards a portion is removed to insert the book inside the cube. This brings the starting integrity of the cube back.