It is this project that we find in Gr goire's Syntaxeon artis mirabilis, and in Alstedius's Encyclopaedia ); or again in the Tableau de tous les arts lib raux by Christophe de Savigny, who contrives to spatialize acquired knowledge both in accordance with the cosmic, unchanging, and perfect form of the circle and in accordance with the sublunary, perishable, multiple, and divided form of the tree; it is also to be found in the work of La Croix du Maine, who envisages a space that would be at once an Encyclopaedia and a Library, and would permit the arrangement of written texts according to the forms of adjacency, kinship, analogy, and subordination prescribed by the world itself.