Process / 03.13

Left Side: Molecule Model (schematized example for a water cluster out of seven molecules) / copy from a photo of a model / model: approx. 23 x 6 x 13,5 cm, © Peter Jellitsch 2013 | Right Side: Hofmann Roald`s glyptic folmulae, circa 1870. The case (630 x 310 x 60 mm) contains 109 wooden atom balls (diameter 30 mm) plus 24 straiht, 12 bent, and 6 flexible arms. Source: Museum of the History of Science, Oxford, inv.no. 42347.