Tre libri della sostanza et forma del mondo
Tre libri della sostanza et forma del mondo is a 1545 Venetian cosmology treatise in Italian, written by Giovanni Maria Memmo and Giovanni Battista Memmo and printed by Giovanni de Farri & fratelli. The pictures are plain geometric diagrams: circles with chords, a diameter, an inscribed square and a triangle, labelled with capital letters in a serif face, offering a designer clean, spare line-based construction motifs.
