garadinervi:Franco Grignani, Four cubes (2 cubes and 2 parallelepipeds), 1963 [© Franco Grignani]
![garadinervi:Franco Grignani, Four cubes (2 cubes and 2 parallelepipeds), 1963 [© Franco Grignani]](https://64.media.tumblr.com/a5fe19b3c8f64275e093b3d19b2f76e2/tumblr_pv9kh3JmOn1sizr65o1_1280.jpg "garadinervi:Franco Grignani, Four cubes (2 cubes and 2 parallelepipeds), 1963 [© Franco Grignani]")
garadinervi:Franco Grignani, Four cubes (2 cubes and 2 parallelepipeds), 1963 [© Franco Grignani] -- source link
garadinervi:Franco Grignani, Four cubes (2 cubes and 2 parallelepipeds), 1963 [© Franco Grignani] -- source link